CAN System (Type 3): Other Infiniti FX45 I

IPDM E/R IGNITION RELAY CIRCUIT CHECK

Check the following. If no problem is found, replace the IPDM E/R.

1. IPDM E/R power supply circuit. Refer to «POWER DISTRIBUTION»(ref-166528-S03853312002004092200000) (FX35) or «POWER DISTRIBUTION»(ref-166529-S25939419762004092200000) (FX45).
2. Ignition power supply circuit. Refer to «POWER DISTRIBUTION»(ref-166528-S03853312002004092200000) (FX35) or «POWER DISTRIBUTION»(ref-166529-S25939419762004092200000) (FX45) in ON and/or START.

Scheme 222

Scheme 223

1. Remove ECM and IPDM E/R from vehicle.
2. Check resistance between ECM terminals 94 and 86.
3. Check resistance between IPDM E/R terminals 48 and 49.