PO275
Feb 10, 2022, 5:35 PM EST
Hi Customer,
Your Auto Part has completed testing and simulations. Please find our results below:
Customer Complaint: cust has a contribution balance code for cylinder #5 and and was thinking that the FICM was the issue
VIN: Correct
Part#: Correct
Connection: Good
Circuitry: Burn / Over Voltage 18+
Traces: Burn / Over Voltage 18+
Bench/Simulator: Fail
Vehicle/Motor Test: N/A
Engineer: Victor T
Conclusion:
It has been determined that the ECC has received 18+ voltage supplied.
The ECC cannot withstand voltage over 17v.
Issues must be resolved within the vehicle prior to re-installation of another ECC
Possible Causes:
Overcharging
Corroded connections
Extensive Cranking
Faulty Harness
Blown fuses
Burned fusible links in the electrical system
Battery jumped reverse polarity
Bad Battery
Bad Alternator
Shorted Coil
Faulty Ground
Faulty Crank Sensor
Faulty Solenoid
Warranty Coverage: Repair and Return
and installed new alternator and new batteries.
So today I tried to run the PCM test in ForScan and got a lot of errors, I may have fried the PCM also. did not even tired to start the truck.
J. Roach







