Nissan Maxima Service and Repair Manual: Power supply and ground circuit

Diagnosis Procedure

1. CHECK FUSES AND FUSIBLE LINK

Check that the following IPDM E/R fuses or fusible link are not blown.

Nissan Maxima. CHECK FUSES AND FUSIBLE LINK

2. CHECK POWER SUPPLY CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect IPDM E/R connectors.
  3. Check voltage between IPDM E/R harness connector and ground.

Nissan Maxima. CHECK POWER SUPPLY CIRCUIT

3. CHECK GROUND CIRCUIT

Nissan Maxima. CHECK GROUND CIRCUIT

Check continuity between IPDM E/R harness connectors and ground.

Nissan Maxima. CHECK GROUND CIRCUIT

    B2099 ignition relay off stuck

    ECU diagnosis information