ECM/IPDM E/R Internal Circuit Inspection

ECM/IPDM E/R INTERNAL CIRCUIT INSPECTION
Remove ECM (Engine Control Module) and IPDM E/R (Intelligent Power Distribution Module Engine Room) from vehicle.

Refer to "Removal and Installation of IPDM E/R" @ Power and Ground Distribution / Power Distribution Module.


Check resistance between ECM terminals 33 and 34 ( [2.5L] QR25DE models).

Check resistance between ECM terminals 109 and 113 ( [3.5L] VQ35DE models).

Check resistance between IPDM EIR terminals 48 and 49.