Nissan Maxima Service and Repair Manual: U121D AV control unit

U1207 AV control unit

DTC Logic Diagnosis Procedure 1.PERFORM THE SELF-DIAGNOSIS Delete the "self-diagnosis" results of "MULTI AV". Turn ignition switch OFF. Turn ignition switch ON. Perform the self-diagnos ...

U122A AV control unit

DTC Logic Diagnosis Procedure 1.PERFORM THE SELF-DIAGNOSIS When U122A is detected, write configuration data with "MULTI AV" of CONSULT. U122E AV CONTROL UNIT DTC Logic DTC DETECTION LOGIC ...

Other materials:

ABS 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 ABS actuator and electric unit (control unit) for damage, bend and loose connection (unit side and connector side). ...

The fuel gauge pointer does not move to "F" when refueling
Description The fuel gauge needle will not move to "F" position when refueling. Diagnosis Procedure 1.OBSERVE FUEL GAUGE Does it take a long time for the pointer to move to FULL position? 2.IDENTIFY FUELING CONDITION Was the vehicle fueled with the ignition switch ON? 3.OBSERVE VEHICLE PO ...

Under the hood and vehicle
The maintenance items listed here should be checked periodically (for example, each time you check the engine oil or refuel). Battery*: Check the fluid level in each cell. The fluid should be at the bottom of the filler opening. Vehicles operated in high temperatures or under severe condit ...