P1682 Crank No Start

Page 17 Preparation for Testing PRELIMINARY VEHICLE DIAGNOSIS WORKSHEET WHEN DID YOU FIRST NOTICE THE PROBLEM: Just Started Started Last Week Started Last Month Other: LIST ANY REPAIRS DONE IN THE PAST SIX MONTHS: PROBLEMS STARTING No symptoms Cranks, but will not start Will not crank Starts, but takes a long time ENGINE QUITS OR STALLS. Posted to GM Driveability on 11/18/2013 10 Replies. The service stability light is on. In most cars, the dash warning lights should turn off at this key position. i get different opinions. Problem was gone for a month. 0 doesn't have timing marks on the front cover. I've never been concerned that this truck isn't going to start on me or won't make it where I'm going. Dodge Check Engine Light Codes. On the way to the restaurant, we decided to stop by a friend's house 1/2 mile away. 3 Cylinder Misfire P0304 No. It will not start doesn't even try to start. They charged the AC but it does not work still and the contact dealer light is still on. All the electronics come on as well as the lights. This ignition 1 voltage circuit supplies power to all the internal ECM circuits associated with the throttle actuator control (TAC) operation. I'm definitely a fan. 108, "Lamps, Reflective Devices, and Associated Equipment. The crankshaft position sensor measures the crankshaft position and speed. P1390 Timming Belt Skipped 1 Tooth Or More Relationship between cam and crank signals not correct. 0-liter Power Stroke with hand-picked parameter IDs (PIDs). Jim D’s DTC Reference Info. No Crank Reference Signal at PCM: No reference signal (crankshaft position sensor) detected during engine cranking. We are providing You more info on the meaning of every single fault code on Paccar MX13 EPA10. but will not crank unless u gas in throttle body then. Idling like a bag of spanners. now there are no codes registering at all while key in on position or while cranking (still no start). Crank position sensor - wrong RPM detected P0337 No CPS signal, but CAPS signal detected P0339 Crank signal fault not plausible with cam signal P0344 Cam phase sensor signal missing P0351 Ignition coil #1 open circuit or shorted to ground or to 12V P0352 Ignition coil #2 open circuit or shorted to ground or to 12V P0353. Tried it about 5 times. I see this a lot working on cars GM vehicles equipped with Passlock. i have chevy 4. I have tested the throttle body, checked the wiring from the pedal to the ECU, and from the ECU to the throttle body. GM hasn't announced a repair schedule. I have A 2000 Chevy S10 that is having difficulty starting. 2 Ctrl Circ P0383 P0384 Reserved by document P0385 Crank Pos Sens B Circ P0386 Crank Pos Sens B Circ Range/Perf P0387 CKP Sens Supply Voltage Too Low. We do our best to update these Saturn Check Engine Light codes as frequently as possible. it will do this 4 or five times before it stops every 30 seconds or so. This site is for all my Citroen stuff. Just in case you can check at shifter board input voltage. There is no way to locate or notify individual owners of car seats or tires if the product is not registered with the manufacturer or NHTSA. 0L started having problems akin to a bad crank sensor a while back, intermittent stalling (always started and idled, never a no start) and gauges not working intermittently. A scan tool pulled up a P1682 fault code. motor hp and torque, dodge pickup lineup for 2019, 2020 dodge demon for sale, 2019 tailgate for dodge derango rt, dodge caravan 2019 bluetooth sync, dodge caravan spare location 2. My husband took out the starter and had it tested and it is fine. Don't worry quite yet. Commonly, this cassette enPDFd [ZIP] 2004 Silverado Electrical Schematic is entre because you in reality gone this kind of book. My car won't start it just shut off and wouldn't start back up. 0 TDI on the 2004 and 2005 Passat. My Silverado won't start. but will not crank unless u gas in throttle body then. Even as low as 11-12 volts. ) I can't confirm that for the Solstice, though. The crankshaft position sensor measures the crankshaft position and speed. the contact stated that the vehicle failed to start and all the warning indicators illuminated. It should NOT light the CEL, so I'd suspect there is another fault code stored that set that CEL. If I disconnect the crank signal so there's no tach then I can drive all day without issue, since it never sees the RPM. The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Truck now will not start and the code reader will not erase the code as it would before. In most cars, the dash warning lights should turn off at this key position. While driving ,car completely shut off on highway ,tried to start car again all dash lights and head lights works but will not crank or even make a 2008 Chv impala no crank no start all lights work no click not a single sound - Chevrolet, Cadillac, Buick, and GMC -Car forums - City-Data Forum. code p1682 2008 chevy impala delayed crank no start and cluster says reduced engine power, have replaced throttle - Cars & Trucks question. Problem was gone for a month. limped home at 25 mph. This would be the case of a loose gas cap. Some owners may comment of an intermittent crank / no start concern. It HAS spark. I have changed out the Alternator, 2 batteries, Ignition Switch and I am still having the same issues of it not wanting to start here and there. The Tech ate dinner with us. Every time I change something out it takes about a week or less and then dead again. In this Article I give you Volkswagen, Audi and Skoda or VAG engine management fault codes. Various Driveability Concerns - No Start, Long Crank, Loss Of Engine Power, Discharged Battery, Check Engine Light On, Engine Power Reduced Message Displayed, DTCS Set: Chevrolet: 06-06-04-046: Information On Engine Misfire Mil/Ses Light Illuminated Or Flashing DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0420 Or P0430. Connect the red lead of the LED into the B+ terminal on the harness side of the coil connector. I would replace the crank sensor first. The mechanics said that they were unable to diagnose it (these are very highly respected and knowledgeable mechanics in my area not just some random jackass) they said they could start swapping out parts and trying different things but it could end up costing me a lot. One other thing I forgot to mentionengine light is on with code P1682 which I have been previously told should not cause a no crank condition but can cause a no start or reduced power condition. 0L no start not crank sensor. We also had the ignition recall service done on the car this year. Please forgive the lack of testing information on this vehicle - it came as an intermittent no crank/no start from another location. The most common causes are in the ignition (for example, a bad ignition coil) or fuel system (for example, a clogged fuel filter). GM has issued a technical service bulletin (TSB) PIC3649E to address Intermittent Long cranking before start, no start, no crank, P0335. ) Press "GO" to execute the function Function Reference Fault Code Read. I do not remember what my battery was showing for voltage when it died on me. This site is for all my Citroen stuff. There is no dimming when I try to start it. They charged the AC but it does not work still and the contact dealer light is still on. There are 84 complaints filed for the 2006 GMC ENVOY DENALI. • Other electrical related conditions that may be communication issues between certain electrical modules due to water dripping on the IP BEC. All the guages on the dash and all go off, but there's no crank, no sound, nothing. Yesterday on 4/10/2014 at 2:00pm I get into my 2007 chevy Silverado 1500 classic crew cab and start my truck. 2 hours later, had to really crank (low voltage symptoms)to start. The crankshaft position sensor measures the crankshaft position and speed. I press START/STOP button and it doesn't shut off. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. When I turn back from start to on, all the guages, radio, etc power back on. I had the battery tested (not even a year ol. looked it up and the code meens ignition 1 switchcircuit 2. Idling like a bag of spanners. My car is turning over but not starting. It will crank, but not fire. It almost acts like the fuel pump isn’t activating. P1682 crank but no start. The one in my car was a small bl. We retrieved 4 DTCs. I checked the code - P1682 - ignition 1 switch circuit 2. - 2008 Pontiac G6. Skip the Repair Shop. Charged the battery and that doesn't appear to be the problem. 0-liter Power Stroke with hand-picked parameter IDs (PIDs). but will not crank unless u gas in throttle body then. My car turns over but wont start, what is wrong? I have a 2002 vw golf 2. I have a 99 Dodge Ram 1500 5. These diagnostic trouble codes are codes that are stored by the on-board computer diagnostic system. As of a couple days ago I started getting the following codes after every write: P0689 P1516 P1682 P2101 Throttle body stops responding and motor will crank but not fire. 09 chevy 2500 4x4 6. After a other week, this code lit again at cold start ,the engine work good again. No Z1 or Z2 voltage seen by the computer when the auto shutdown relay is used. At first when it started, I was acting like it was starving for fuel, and wouldn't stay running on its own. I have A 2000 Chevy S10 that is having difficulty starting. Factors such as a long engine crank, a delay in the serial data communication, or B-codes set in the TDM will cause DTC P1629 to set. Connect the red lead of the LED into the B+ terminal on the harness side of the coil connector. GM has issued a technical service bulletin (TSB) #PIP4208 to deal with a no crank, no start, no click situation on the following vehicles: 2006-2008 Chevrolet Cobalt 2006-2008 Chevrolet HHR 2006-2008 Chevrolet Malibu 2007-2008 Pontiac G5 2007-2008 Pontiac G6. Ever since week one I've been having issues the the Service Stabilitrack /Traction Control Off warning light coming on and off as well as some sporadic CEL for some richness on ODB codes and can't figure it out but have been able to figure some thing sout by constantly. All I know is that the car would not start, no solenoid clicking, but other electrical items still were working. Even as low as 11-12 volts. 9 LTZ - intermittent no crank/no start. The TSB applies to the following vehicles: 2004-2007 Chevrolet Malibu/Maxx 2005-2007 Pontiac G6 2007 Saturn Aura. Possible no crank or start Not an ignition switch issue. If you're having problems with your 4-TEC powered ski, first check if there is a message (Fault Code) displayed by the vehicle information center. I replaced the ignition switch after p1682 popped up. My husband took out the starter and had it tested and it is fine. The Neon 2. Tip: If you insert the jumper after you have started the car's engine it will read rich/lean by the CEL. Q: crank no start, no spark. But not until after the car warms up for a little while. Replaced fuel pump relay with new one still acts same. Check out free battery charging and engine diagnostic testing while you are in store. Even as low as 11-12 volts. When jumpered starter engages and cranks engine, but engine does not start). Peugeot / Citroen PSA EOBD P Codes P1XXX - Miscellaneous. Yesterday on 4/10/2014 at 2:00pm I get into my 2007 chevy Silverado 1500 classic crew cab and start my truck. This diagnostic directs the technician to the appropriate system diagnosis. Code 12 -Direct battery input to PCM was disconnected within the last 50 Key-On cycles. The emissions check engine light is steady on after the truck won't start. Tried a new battery. 3L Chrysler). edit: I got a p1682,(ignition switch or ECM) p0420, (catalytic converter) p0134, p0135 (o2 sensors). - Possible no crank or start Description There are 2 ignition 1 voltage circuits supplied to the Engine Control Module (ECM). P1296 No 5 Volts To MAP Sensor Loss of 5 volt feed to the MAP sensor has been detected. My car won't start it just shut off and wouldn't start back up. Long cranking before start – GM Long cranking before start – GM. You guess at cylinder 1 TDC using a rod through the spark plug hole. Problem was gone for a month. Code 11-No crank reference signal detected during engine cranking. Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2003-2007 Saturn Ion. Battery is not dead yet but draining. Need help please. 2007 Chevy Cobalt ignition switch p1682 2 Answers. I then plug key back in and try START/STOP button. First time this happened was when the engine was hot. دانلود لیست کامل کدهای خطای موتور و گیربکس در استاندارد OBD-II در قالب PDF. p1682 Charging System Voltage Too Low Battery voltage sense input below target charging voltage during engine operation and no significant change in voltage detected during active test of generator output circuit. My car turns over but wont start, what is wrong? I have a 2002 vw golf 2. But is it really right way to solve the exact reason of making it on. Checked codes and P1682 comes up. If after normal diagnosis a correction is not found, this could be caused by an issue with the KR75 Engine Controls Ignition Relay #70. The second ignition 1 voltage circuit is supplied by the run/crank relay through a fuse, and is used to power the remaining internal ECM circuits. 50 responses on “ Ask A Live Mechanic- Chat Page 2 ” Anonymous October 21, 2019 at 3:20 pm. Check engine warning on dash. P1297 (M) No Change In MAP From Start To Run No difference is reconized between the MAP reading at engine idle and the stored barometric pressure reading. Now the key is stuck and still not starting. it turns over but will not start, until i let it sit from anywhere from an hour up to 5 hours for it to crank up with no problem. The Malibu uses the same engine as the NA. Join iATN Thanks for your interest in joining the International Automotive Technicians Network (iATN). If a driver or front passenger does not buckle their seat belt, there would be no chime to remind them to fasten their seat belts. Our subject vehicle is a 2002 GMC Envoy. 2019 Dodge RAM Limited 1500 Canada Release Date & Price – Completely redesigned for the 2019 model year, the Ram 1500 undoubtedly delivers more than a handful of trim degrees…. It almost acts like the fuel pump isn’t activating. Turns over but won't start. edit: I got a p1682,(ignition switch or ECM) p0420, (catalytic converter) p0134, p0135 (o2 sensors). 3L Chrysler Mini-Vans. This diagnostic assumes the system voltage levels are adequate for starter motor operation. i get different opinions. The emissions check engine light is steady on after the truck won't start. Tip: If you insert the jumper after you have started the car's engine it will read rich/lean by the CEL. RUN/CRANK AND PWR/TRN RELAYS ARE - Answered by a verified Chevy Mechanic. We joked about Murphy's Law. We retrieved 4 DTCs. Found #18 fuse in the under hood fuse box blown. IGNITION SWITCH WAS REPLACED AND DID NOT CORRECT ISSUE. Car comes in with a P1390 Cam/Crank Correlation code and note about adding coolant recently. Fuel, fire and air tests okay. The second ignition 1 voltage circuit is supplied by the run/crank relay through a fuse, and is used to power the remaining internal ECM circuits. So I stopped and now seek help from the experts on this forum. 12 Direct battery input to PCM was disconnected within the last 50 key-on cycles. 50 responses on “ Ask A Live Mechanic- Chat Page 2 ” Anonymous October 21, 2019 at 3:20 pm. Generally, an OEM harness will not have the problem of alternator "run-on", as there is usually a resistance wire in the dash harness to keep this from happening. now it showing p0320. PIT5253B: Intermittent Crank No Start With DTC P1682 - 2014-2015 OLS 40/30 Amp Waterproof Relay Switch Harness Set - 12V DC 5-Pin: pin. When you try to start the car, the lights should either dim considerably or turn off completely. Registration is fast (less than 2 minutes), simple, absolutely free and gives you access to a wealth of FIAT information. in the morning it is fine, but after running erronds and having the motor heated up it will not start back up. is there relearning that needs to be done. should i move on to ecm or is that beyond scope with reprogramming?. i have a 98 chevy 1500 ex cab that shut off i put in a new fuel pump,put in new spider injector im getting gas to intake and 60 psi pressure. If there are no visible damage and you have scope access, then check the CKP 5 Volt square wave pattern. Problem was gone for a month. 0 doesn't have timing marks on the front cover. 0 TDI on the 2004 and 2005 Passat. I have a 2008 Saturn Aura and I get the following codes. The second ignition 1 voltage circuit is supplied by the run/crank relay through a fuse, and is used to power the remaining internal ECM circuits. What does Honda Check Engine Light mean. Fuel, fire and air tests okay. The Tech ate dinner with us. Several codes can be set when the PCM detects improper signals within the starter relay circuit based on the specific malfunction. If a driver or passenger does not buckle their seat belt there is an increased risk that they will be injured in a crash. We also had the ignition recall service done on the car this year. ignition switch diagnostic tips - dtc codes c0561, p1629, p1682, u0101, u0121, u0155 and/or no crank/no start, hvac, radio, on star, power adjustable pedals, and other electrical components inoperative. This alternator is computer (PCM) controlled and testing it can be done with a multimeter. Some owners may comment of an intermittent crank / no start concern. This list has been updated to includes 2010 Dodge Cummins 6. Registration is fast (less than 2 minutes), simple, absolutely free and gives you access to a wealth of FIAT information. TBSS '06 95k miles. When diagnosing the non-start problem, you will often find that the engine system will fail to communicate with your diagnostic equipment while the engine fails to start/crank-over. When I turn back from start to on, all the guages, radio, etc power back on. If there is no yellow position lights on shifter, then in most cases shifter board is broken. Engine won't even crank? Start with a battery check. This diagnostic directs the technician to the appropriate system diagnosis. Tried a new battery. ) I can’t confirm that for the Solstice, though. Besides this one code, my instrument console also threw up warnings about servicing the traction control, anti-lock brake system and some other alarming messages. It's infuriating because it is completely random, and when it throws the code the damn thing will not run for a few minutes. Was only occasional and slowly started getting more frequent so I changed the crank sensor out with a new Mopar unit but no luck. Inoperative Fuel Gauge and Hard Start/No Start Condition Some 2008-2012 Enclave, 2009-2012 Traverse, 2007-2012 Acadia and 2007-2010 Outlook models may exhibit one or more of the following conditions: • Engine is hard to start • Engine will not start • Engine starts, then stalls • Fuel gauge is inoperative or fluctuates. but will not crank unless u gas in throttle body then. 2 hours later, had to really crank (low voltage symptoms)to start. I just reset the codes. I have a 2009 Silverado 1500 with the 5. There are 84 complaints filed for the 2006 GMC ENVOY DENALI. Unfortunately the no start happened again this a. When checking for DTCs, the ECM will have a P1682 set. com and affiliated sites. CODE P1682. This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. You may have to register before you can post: click the register link above to proceed. Code P1391 Loss of crank or cam sensors,P0340 No cam signal at the pcm. Long cranking before start – GM Long cranking before start – GM. The others I'm pretty sure are from driving in the reduced engine power mode. your ALT or CHARGE indicator light comes on, your engine is hard to start and cranks slowly, or doesn't crank, your battery demands lots of water, your alternator makes. While driving ,car completely shut off on highway ,tried to start car again all dash lights and head lights works but will not crank or even make a 2008 Chv impala no crank no start all lights work no click not a single sound - Chevrolet, Cadillac, Buick, and GMC -Car forums - City-Data Forum. - 2008 Pontiac G6. Dealers will replace the module. When it dies it starts right back up and goes. 4 Cylinder Misfire P0305 No. I have A 2000 Chevy S10 that is having difficulty starting. Had a no start condition when trying to get the AC charged and contact dealer light was on, buddy took it to a repair shop, not the dealer. Tried new starter relay, no luck. I just reset the codes. No relays are bad, I checked several. برای پیدا کردن خطای مد نظر از Ctrl +F (کلید کنترل+f) استفاده کنید. This assumes the battery and starter are OK. • Other electrical related conditions that may be communication issues between certain electrical modules due to water dripping on the IP BEC. GM has issued a service bulletin #PI1422 to address a no start Buick Verano, Chevrolet Cruze condition on the vehicles listed below. Its a online backup space for all my Haynes Manuals and fault codes pictures and any thing to do with Citroen. Code P1391 Loss of crank or cam sensors,P0340 No cam signal at the pcm. When checking for DTCs, the ECM will have a P1682 set. I unplug the key and engine shuts off. thanks as saab is now not functioning and very hard to get info this will help greatly with all future faults with my saab. What to expect at the repair shop when your Chevrolet Traverse won't start How is a no-start diagnosis fixed? Correcting most no-start problems usually involves replacing the alternator, starter or battery, cleaning connections, ignition system repairs, or fuel system repairs. Meaning of P1682 engine trouble code is a kind of powertrain trouble code and when your car's 'P1682 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. That's really easy and good way to reset CHECK ENGINE LIGHT. Try replacing it. If a driver or passenger does not buckle their seat belt there is an increased risk that they will be injured in a crash. So far, still no start. The truck cranks and it won't start the codes in the scanner are P0689, P2101, P1516, & P1682 Vehicle: 2006 trailblazer SS 6. the contact mentioned that when the vehicle would start, it would cut off immediately. Then you have to begin diagnosing exactly what's causing the engine to not start. We do our best to update these Dodge check engine light codes as frequently as possible. I have a 2008 Saturn Aura and I get the following codes. Cam sensor is for injector timing and WILL not cause a no start issue. 11 Timing belt skipped 1 tooth or more from initial learned value, Intermittent loss of either camshaft or crankshaft position sensor, No crank reference signal detected during engine cranking. DTC P1629 is an indicator that the fuel enable signal was not received within the required 2 second window. Hey all! Tuning a newly-swapped 402 in my 2006 TBSS (E40 & A4). No Crank Reference Signal at PCM: No reference signal (crankshaft position sensor) detected during engine cranking. This site is for all my Citroen stuff. "Reduced engine power" message appeared again yesterday with p1682 code. Even as low as 11-12 volts. If it does not start reliably, though, getting on the road can be challenging. Runs great for 10-15 minutes. The lights and everything works inside but it doesn't say anything when you try to crank it. Truck will start and drive to a store then come home and restart in the driveway, a half hour later it will crank but no start. Because of the way the vehicle dies suddenly, my intuition is to pick on the electrical components. If you find one missing let us know and we we'll add it immediately! Please use the form on our Contact Page to get in touch with us. This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. 11 Timing belt skipped 1 tooth or more from initial learned value, Intermittent loss of either camshaft or crankshaft position sensor, No crank reference signal detected during engine cranking. now there are no codes registering at all while key in on position or while cranking (still no start). When I looked the DIC it did not state reduced power. code p1682 2008 chevy impala delayed crank no start and cluster says reduced engine power, have replaced throttle - Cars & Trucks question. 3L Chrysler). I have used a Snapon tool and the. i ehexted the key and waited about 5-10 minutes it start and run fine. If the engine does not crank, then you may have a starter problem. Ron identifies the sensors you should test when faced with a crank but no start – the barometric pressure sensor, manifold back pressure, and exhaust back pressure sensors. First time this happened was when the engine was hot. 2003 GTX 4-tec (NOT supercharged). This is a problem solving forum for over 250,000 Saab owners, so expect to see problems. I do not remember what my battery was showing for voltage when it died on me. - no crank - dead battery - crank no start - Unable to SPS program ECM - DTC P1682, P129D, P10E4 or P2535 - Engine stays running with ignition o While performing normal diagnostics, voltage may be found on any one of the following underhood electrical center fuses with the ignition o: F26UA, F31UA, F34UA, F39UA, F40UA, and F56UA. If there is no yellow position lights on shifter, then in most cases shifter board is broken. Cranks but will not start Cranking will continue automatically for a short period after ig sw is released, as would be expected. turn power on off on off on. • A leak on the IP BEC could cause various electrical concerns such as: Engine Continues to Run with Key Off/Possible No Crank/No Start/Communication Loss/Various Electrical Concerns. Refresh its starting system with a new GMC Envoy ignition switch from AutoZone to enjoy a restored consistency to every turn of the key. Crank position sensor - wrong RPM detected P0337 No CPS signal, but CAPS signal detected P0339 Crank signal fault not plausible with cam signal P0344 Cam phase sensor signal missing P0351 Ignition coil #1 open circuit or shorted to ground or to 12V P0352 Ignition coil #2 open circuit or shorted to ground or to 12V P0353. Common issue: cranks; no start. P1682 code My car had been sitting for 4 days and when I tried starting it this morning all it would do was crank over, took over an hour to start. -you need, spark, compression and a proper fuel mixture for your car to start. The Tech ate dinner with us. Crank signal fault not plausible with cam signal P1682. If you find one missing let us know and we we'll add it immediately! Please use the form on our Contact Page to get in touch with us. Asked in Dodge Caravan. The last time it did it, I noticed that the volt gauge will start going down beforehand. I have replaced the ignition switch module and it started back up one - Answered by a verified GMC Mechanic. p1682 code. If after normal diagnosis a correction is not found, this could be caused by an issue with the KR75 Engine Controls Ignition Relay #70. 1 Ctrl Circ or P0381 Wait To Start Lamp Inoperative P0382 Intake Air Heater Relay No. Truck will start and drive to a store then come home and restart in the driveway, a half hour later it will crank but no start. When this happens, it sets the 'check engine' light code errors are P1516, P1682, P2101. However, Ford reports that these codes are all related to software bugs. code p1682 2008 chevy impala delayed crank no start and cluster says reduced engine power, have replaced throttle - Cars & Trucks question. It won't start or even turn over. When checking for DTCs, the ECM will have a P1682 set. Dealers will replace the module. Set a digital multimeter to the AC minivolts range and crank the engine. the problem is that im not getting any power from the distributor to the coil i check all relay and fuse there all good the fuel injections. Checked spark. DIAGNOSTIC TROUBLE CODE DESCRIPTIONS; No Crank Reference Signal at PCM No Change in MAP From Start To Run: No difference is recognized between the MAP reading. Cause: The timing belt is broken. MIL DTC Light Trouble Code DRB OBD List Info There have been many questions related to Diagnostic Trouble Codes (DTC), but I didn't find a central location for the information. ) Press "GO" to execute the function Function Reference Fault Code Read. It would not start. Take a look i am shore you will find it of use if not now maybe in the near future. ignition switch diagnostic tips - dtc codes c0561, p1629, p1682, u0101, u0121, u0155 and/or no crank/no start, hvac, radio, on star, power adjustable pedals, and other electrical components inoperative. Jim D’s DTC Reference Info.