Nissan Maxima Service and Repair Manual: 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 the ignition switch ON.
- Check voltage between power steering control unit connector
M59 terminal 3 and ground.
2.CHECK GROUND CIRCUIT
- Turn the ignition switch OFF.
- Check continuity between power steering control unit connector
M59 terminal 6 and ground.
3.CHECK TERMINALS AND HARNESS CONNECTORS
Check power steering control unit pin terminals for damage or loose connection with harness connector.
Power steering solenoid valve
Description
Power steering solenoid valve controls the power steering oil pressure in the
gear housing assembly.
Diagnosis Procedure
1.CHECK POWER STEERING SOLENOID VALVE SIGNAL
Start eng ...
Other materials:
P1612 chain of ECM-IMMU
Description
BCM performs the ID verification with ECM that allows the
engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts
the communication with ECM if
ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGIC ...
Headlamp aiming adjustment
Description
PREPARATION BEFORE ADJUSTING
CAUTION: Do not use organic solvent
(thinner, gasoline etc.).
NOTE:
For details, refer to the regulations in your own country.
Perform aiming adjustment if the vehicle front body has been
repaired and/or the headlamp assembly has been replaced.
...
Check cooling fan relay
Description
The electrical load signal (Headlamp switch signal, rear window defogger
switch signal, etc.) is transferred via
the CAN communication line from BCM to ECM via the IPDM E/R.
Component Function Check
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
Turn ignition switch ON.
Connec ...
Nissan Maxima Owners Manual
- Illustrated table of contents
- Safety-Seats, seat belts and supplemental restraint system
- Instruments and controls
- Pre-driving checks and adjustments
- Monitor, climate, audio, phone and voice recognition systems
- Starting and driving
- In case of emergency
- Appearance and care
- Do-it-yourself
- Maintenance and schedules
- Technical and consumer information
Nissan Maxima Service and Repair Manual
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