Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

Diagnosis system (bluetooth control unit)

Diagnosis Description The Bluetooth control unit has two diagnostic checks. The first diagnostic check is performed automatically every ignition cycle during control unit initialization. The seco ...

Power supply and ground circuit

POWER SUPPLY AND GROUND CIRCUIT AUDIO UNIT AUDIO UNIT : Diagnosis Procedure 1.CHECK FUSES Check that the following fuses are not blown. 2.POWER SUPPLY CIRCUIT CHECK Disconnect audio unit ...

Other materials:

ADP branch line circuit
Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side). Driver seat control unit Harness connec ...

Hydraulic control system
System Diagram System Description The hydraulic control mechanism consists of the oil pump directly driven by the engine, the hydraulic control valve that controls line pressure and transmission, and the input signal lin LINE PRESSURE AND SECONDARY PRESSURE CONTROL  When an input t ...

The oil pressure warning lamp does not turn on
Description The oil pressure warning lamp stays off when the ignition switch is turned ON. Diagnosis Procedure 1.CHECK OIL PRESSURE WARNING LAMP Perform IPDM E/R auto active test. Refer to PCS-11, "Diagnosis Description". 2.CHECK OIL PRESSURE SWITCH SIGNAL CIRCUIT Check the oil pressure sw ...