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1991 Chevy Error Codes


Your vehicle should havea small plastic tab that covers the OBD terminal, it can bepryed off w/a small screwdriver. Possible causes include: 1.Faulty connection due to MEM-CAL not locked in place.2.Incorrect MEM-CAL installed.3.Faulty MEM-CAL. Symptoms Rich running engine at high altitude Lean running engine at low altitude Common Problems Faulty Barometric Pressure Sensor Damaged sensor wiring EGR circuit Error If the ECM monitors EGR operation. Baro Sensor Circuit Error (Carburetor only) The ECM monitors the Baro Sensor circuit. his comment is here

Show more Language: English Content location: Algeria Restricted Mode: Off History Help Loading... It will be set when the closed throttle engine speed is 200 RPM above or below the desired (commanded) idle speed for 50 seconds. To reset the codes, simply pull the ECM fuse (Blue 15A) for one minute. Maybe a couple of basic pics of the ALDL port? https://www.obd-codes.com/trouble_codes/gm/gm-2-digit-codes.php

Ford Error Codes

I also had a code p0172 showing so I replaced the MAF. CODE 61 Trouble Code 61 indicates that the ECM has determined the oxygen sensor is contaminated or degraded, because the voltage change time is slow or sluggish. Add to Want to watch this again later? http://winaldl.joby.se/ For a more comprehesive program to look at trouble codes, record data and tune you chip all in one program check pout TunerPro RT: http://tunerpro.net/ Good luck hope that helps.

First thing you do is pull the code form the engine. Working... Please note that a code is a starting point and does not necessarily mean the particular sensor or system is bad. Honda Error Codes Newer Than: Search this thread only Search this forum only Display results as threads Useful Searches Recent Posts More... About Us In May of 1999 CK5 started out as

High temperature indicated at engine coolant temp. Dodge Error Codes Published on Apr 10, 2012Made a quick video on reading GM OBD-1 codes.Please consult the documentation in Chiltons, Haynes,or Alldata manual for your make/model. DTC - 12 No distributor reference pulse (diagnostic test active) DTC - 13 Oxygen sensor circuit open or no activity DTC - 13 Left bank O2 sensor circuit open or no http://www.troublecodes.net/gm/ Fault Code Description 32 - EGR circuit error Symptoms Engine ping Rougher that normal idle Common Problems EGR valve sticking open or closed Plugged EGR passage MAP Sensor Signal Open The

Its a more complete fuel injection trouble codes and diagnostics. Pontiac Error Codes lak2004 said: ↑ Links at the bottow of top post no longer work, just thought Id let you know. CODE 66 Trouble Code 66 indicates that A/C pressure sensor has determined that the A/C refrigerant system pressure is either too low (0 psi, .1 volt at sensor) or too high The ECM controls EGR flow with a pulse width modulated signal (turns "ON" and "OFF" many times a second) based on airflow, TPS, and RPM.

Dodge Error Codes

Thanks for the info! http://repairpal.com/gm-obd-code-32 No codes I found a fusible link that looks bad so I will replace it also thanks for that. Ford Error Codes Great to keep the info alive front and center. Gmc Error Codes Adva...3 answersAugust 16, 2009egr valve..bad gas mileageI had code p0401 on my van.

QDM symptoms: ?Cooling fan(s) inoperative?Poor drivability due to 100% canister purge.?Coolant light "ON" all the time, "OFF" during bulb check.?EGR inoperative - Code 32.?TCC inoperativeThis problem can be caused by: 1.Short this content Just checked and they are downloading! Let me know if you guys are having issues! EDIT: Links above are now again hosted and correct! Toyota Error Codes

Watch Queue Queue __count__/__total__ Reading OBD-1 Codes on GM 1982-1995 Jon'z Vidz SubscribeSubscribedUnsubscribe343343 Loading... Fault in 4th gear switch 32. CODE 14 Trouble Code 14 indicates that the Coolant Temperature Sensor (CTS) is reporting abnormally high readings. weblink Code 32 can set if the signal voltage is 5V.

First post links are fixed. Nissan Error Codes Next, proceed to our listing of GM 2-digit trouble codes to lookup what the codes mean. Then what will it do??

Code 45 is set when: ?O2 sensor voltage remains above .7 volt for 50 seconds?engine has been running for 1 minute or more?throttle is between 3 and 45 percent open?system is

Please let me know what y'all think so I can fine-tune it before replacing the link in our FAQ post. Went on Ebay, got it for $40, and decided to have at it, and install the solenoid. Diagnostic Codes Select your Vehicle or look below for Generic codes. Saturn Error Codes You will get this code when checking for error codes because the engine is not running. 13.

FunHome, Sep 21, 2012 #12 eagle mark 1/2 ton status Joined: Nov 18, 2004 Posts: 3,289 Likes Received: 1 Location: North Idaho! Sign in Share More Report Need to report the video? Loading... check over here Execution time: 0.212 seconds.

When you get back to code 12 it is finished.This is an example of the ECM flashing out code 12:Once you are done writing down all your trouble codes, turn off TPS volts should be close to 0.42 V at closed throttle and rise smoothly in about 0.02 volt increments to a maximum reading of about 4.85 volts at WOT. Low voltage at electronic spark timing circuit 44. As many FI trucks as there are here it'd be a good resource, and not having it is kinda crazy.

If you want to share this article or information with others, please link to this page, don't copy and paste it elsewhere. © 2004-2016 OBD-Codes.com Home OBD2 BAT Forum Search for: Hope to see you on the forums soon. This system also contains a pintle position sensor which works similar to a TPS sensor, and as EGR flow is increased, the sensor output also increases. If you do not see the "12" flash three times, your diagnostic circuit is defective.

Cylinder select error 42. Code 21 will set if: ?Engine is running?TPS signal voltage is greater than 4.3 volts?No Code 33 or Code 34?Air Flow is less than 17 gm/sec.?All conditions met for 1.25 secondsTypical I have a Fault Code saying ABS Fault Braking Fault. It is not intended as repair advice and we are not responsible for any actions you take on any vehicle.

High voltage at throttle position sensor. Logged Chris ZOMG Admin!?!? Loading... For anyone needing them imediatly send me your email address.

Fault in exhaust gas recirculation valve diagnostic switch 33. Check for low regulated fuel pressure, water in the fuel, or a restricted injector.3.System too rich (Low Air/Fuel Ratio) - The idle speed will be too low. Here's a picture indicating the A & B terminals at the top right: ● With the ignition switch off, jumper the A & B terminals on the DLC connector. ● Turn Code 43 is set when: ?Voltage at Knock Sensor is above 4.8 volts or below .64 volts.?Either condition is met for about 10 seconds.Possible causes: 1.Open or shorted knock sensor2.Loose knock