Questions & Answers for: pcm troubleshooting

Troubleshooting code PO753 ECM or PCM. AUTO ZONE DID THE TEST ON MT 97 DODGE DAKOTA 4X4 AT/4X4 318 3-4 SHIFT SOLANOID RELAY CODITION. ECM HAS DECTECTED AN OPEN OR SHORTED CONDITION ON THE RELAY ...

Car has code P0601, we just had the timing belt replaced. I know this is a check sum error. Does PCM have to be replaced? P0601 means PCM Internal Controller Failur It just needs to be troubleshooted ...

the same time as DTC P1167, troubleshoot DTC P1162 first, then troubleshoot DTC P1167.Reset the ECM/PCM.Start the engine. Wait for at least 80 seconds . Is DTC P01167 indicated? YES - Go to step 3. NO

...PCM. Mechanic could not explain what troubleshooting was done to validate PCM was bad. However, with new PCM, engine does start. My question - How is a failure of the PCM validated, as opposed to ...

...DTCs or DTCs are indicated, go to the indicated DTC's troubleshooting. NO - If the ECM/PCM was updated, troubleshooting is complete. If the ECM/PCM was substituted, replace the original

...troubleshooting of the pcm, and often the final test is trying a new unit to see if problem is resolved. What you as the owner can do is check that pcm is powered with key on-does the check engine ...

troubleshooting p0741 code 2006 escape Trouble Code: P0714 TFT Sensor Circuit Intermittent/Erratic Possible Causes: TFT sensor signal circuit is open between the sensor and PCM TFT sensor signal ...

I have a 1992 f-150. fuel pumps will not prime. pcm fuse blows. what do I do to track down the problem? If the PCM fuse is blowing, you have a problem with the PCM. The PCM tells the fuel pump when to

...from the fuse to the fuel pump relay. The control coil in the fuel pump relay gets ground from the PCM. If the PCM doesn't provide ground, the relay contacts won't close and you won't get power to ...

PCM driver.

This fault requires troubleshooting with a DMM or automotive test light to determine the exact failure. Could be a broken wire, failed relay, relay socket, bad connection at the PCM