Nissan Maxima Service and Repair Manual: U1243 display unit
DTC Logic
Diagnosis Procedure
1.CHECK DISPLAY UNIT POWER SUPPLY AND GROUND CIRCUIT
Check display unit power supply and ground circuit
2.CHECK CONTINUITY OF COMMUNICATION CIRCUIT
- Turn ignition switch OFF.
- Disconnect display unit connector M142 and AV control unit connector M163.
- Check continuity between display unit harness connector M142 (A) terminals 9, 10 and AV control unit harness connector M163 (B) terminals 45 and 61
- Check continuity between display unit harness connector M142 (A) terminals 9, 10 and ground.
3.CHECK COMMUNICATION SIGNAL
- Connect display unit connector and AV control unit connector.
- Turn ignition switch ON.
- Check signal between display unit harness connector M142 terminal 9 and ground with an oscilloscope or CONSULT
4.CHECK COMMUNICATION SIGNAL
Check signal between display unit harness connector M142 terminal 10 and ground with an oscilloscope or CONSULT.
U1232 steering angle sensor
DTC Logic
Diagnosis Procedure
1.ADJUST THE PREDICTIVE COURSE LINE CENTER POSITION OF THE STEERING ANGLE
SENSOR
When U1232 is detected, adjust the predictive course line center position of
t ...
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 ...
Other materials:
Parking lamp circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
tail lamp relay based on inputs from the BCM over the CAN communication
lines. When the tail lamp relay is energized, power flows through fuses 46
and 47, located in the IPDM E/R. Power then flows to the ...
Door request switch
Description
Transmits door lock/unlock operation to BCM.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check door request switch REQ SW-DR, REQ SW-AS in Data Monitor mode.
Diagnosis Procedure
1. CHECK DOOR REQUEST SWITCH OUTPUT SIGNAL
Turn ignition switch OFF.
Check ...
P0335 CKP sensor (POS)
Description
The crankshaft position sensor (POS) is located on the oil pan facing
the gear teeth (cogs) of the signal plate. It detects the fluctuation of
the engine revolution.
The sensor consists of a permanent magnet and Hall IC.
When the engine is running, the high and low parts o ...
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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