Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (IPDM E/R)

Diagnosis Description AUTO ACTIVE TEST Description In auto active test mode, the IPDM E/R sends a drive signal to the following systems to check their operation. Oil pressure warning lamp F ...

Power supply and ground circuit

BCM (BODY CONTROL MODULE) BCM (BODY CONTROL MODULE) : Diagnosis Procedure 1. CHECK FUSE AND FUSIBLE LINK Check if the following BCM fuses or fusible link are blown. 2. CHECK POWER SUPPLY CIRCU ...

Other materials:

Front fog lamp circuit
Description The IPDM E/R (intelligent power distribution module engine room) controls the front fog lamp relay based on inputs from the BCM over the CAN communication lines. When the front fog lamp relay is energized, power flows from the front fog lamp relay in the IPDM E/R to the front fog ...

B2553 ignition relay
Description BCM turns ON the following relays to ignition power supply to each ECU when the ignition switch is turned ON. Ignition relay-1 (inside IPDM E/R) Ignition relay-2 (inside fuse block (J/B)) Front blower motor relay BCM checks any ignition relay ON request for consistency wi ...

The seat belt warning continues sounding, or does not sound
Description Seat belt warning does not sound even though driver seat belt is not fastened. Seat belt warning sounds even though driver seat belt is fastened. Diagnosis Procedure 1. CHECK WARNING CHIME OPERATION With the driver door open, turn lighting switch to 1st or 2nd position. 2. ...