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:

U1000 Can comm circuit
Description DTC Logic DTC DETECTION LOGIC NOTE: U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic symptoms and a present DTC by performing the Self Diagnostic Result procedure. Diagnosis Proc ...

ICC system operation
The ICC system maintains a selected distance from the vehicle in front of you within the speed range 0 to 90 mph (0 to 144km/h) up to the set speed. The set speed can be selected by the driver between 20 to 90 mph (32 to 144 km/h), based on road conditions. The vehicle travels at the set ...

v DLC and HVAC circuit
Diagnosis Procedure 1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT) Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect the following harness connectors. ECM A/C auto amp. Check the continuity between the data link connector and the A/C ...