Nissan Maxima Service and Repair Manual: Basic inspection

Engine control system

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Diagnosis and repair work flow

Work Flow OVERALL SEQUENCE DETAILED FLOW 1.GET INFORMATION FOR SYMPTOM Get the detailed information from the customer about the symptom (the condition and the environment when the inc ...

Other materials:

U1244 GPS antenna
DTC Logic Diagnosis Procedure 1.GPS ANTENNA CHECK Inspect GPS antenna and antenna feeder for damage or poor connection. 2.CHECK AV CONTROL UNIT VOLTAGE Turn ignition switch ON. Check voltage between AV control unit connector M165 terminal 105 and ground. ...

Power supply and ground circuit
Diagnosis Procedure 1.CHECK GROUND CONNECTION-I Turn ignition switch OFF. Check ground connection E9. Refer to Ground Inspection 2.CHECK ECM GROUND CIRCUIT FOR OPEN AND SHORT-I Disconnect ECM harness connector. Check the continuity between ECM harness connector and ground. Also che ...

P0506 ISC system
Description The ECM controls the engine idle speed to a specified level via the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. The operating of the throttle valve is varied to allow for optimum control of the engine id ...