Nissan Maxima Service and Repair Manual: DTC/circuit diagnosis

System description

EPS SYSTEM System Diagram CONTROL DIAGRAM System Description The EPS system controls the power steering solenoid valvethrough the power steering control unit. The valve driving voltage ...

Power supply and ground circuit

Description EPS system functions by ignition power supply. Diagnosis Procedure 1.CHECK POWER SUPPLY Turn the ignition switch OFF. Disconnect power steering control unit connector. Turn th ...

Other materials:

BCM branch line circuit
Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the BCM for damage, bend and loose connection (unit side and connector side). 2.CHECK HARNESS FOR OPEN CIRCUIT Disc ...

Sunroof system
System Diagr SUNROOF System Description SUNROOF SYSTEM INPUT/OUTPUT SIGNAL CHART SUNROOF OPERATION Sunroof motor assembly operates with the power supply that is output from BCM while ignition switch is ON or retained power is operating. Tilt up/ down & slide open/ close si ...

Trunk room lamp circuit
Description Controls the trunk room lamp (ground side) to turn the trunk room lamp ON and OFF. Component Function Check CAUTION: Before performing the diagnosis, check that the following is normal. Battery saver output/power supply Trunk room lamp bulb 1.CHECK TRUNK ROOM LAMP OPERATI ...