Nissan Maxima Service and Repair Manual: ECU diagnosis information

Seat belt buckle switch signal circuit

Description Transmits a seat belt buckle switch LH signal to the combination meter. Component Function Check 1. CHECK COMBINATION METER INPUT SIGNAL Start engine. Monitor seat belt warning la ...

Combination meter

Reference Value VALUES ON THE DIAGNOSIS TOOL NOTE: * The monitor will indicate "OFF" even though the brake warning lamp is on if either of the following conditions exist: The parking br ...

Other materials:

IPDM E/R (intelligent power distribution module engine room)
Reference Value VALUES ON THE DIAGNOSIS TOOL TERMINAL LAYOUT PHYSICAL VALUES Fail Safe CAN COMMUNICATION CONTROL When CAN communication with ECM and BCM is impossible, IPDM E/R performs fail-safe control. After CANcommunication recovers normally, it also returns to norm ...

Squeak and rattle trouble diagnoses
Work Flow CUSTOMER INTERVIEW Interview the customer if possible, to determine the conditions that exist when the noise occurs. Use the Diagnostic Worksheet during the interview to document the facts and conditions when the noise occurs and any customer's comments; refer to DLK-199, " ...

Headlamp (HI) circuit
Description The IPDM E/R (intelligent power distribution module engine room) controls the headlamp high relay based on inputs from the BCM over the CAN communication lines. When the headlamp high relay is energized, power flows through fuses 48 and 49, located in the IPDM E/R. Power then flow ...