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 ...

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P0715 input speed sensor A
Description The primary speed sensor detects the primary pulley revolution speed and sends a signal to the TCM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. NOTE: Immediately after performing any "DTC CONFIRMATION PROCEDURE", a ...

U121D AV control unit
DTC Logic Diagnosis Procedure 1.CHECK PLAYBACK OF A DISK (CD) U121E AV CONTROL UNIT DTC Logic Diagnosis Procedure 1.CHECK PLAYBACK OF A DISK (CD) U1225 AV CONTROL UNIT DTC Logic DTC DETECTION LOGIC ...

Main line between DLC and HVAC circuit
Diagnosis Procedure 1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT) Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Disconnect the following harness connectors. ECM A/C auto amp. Check the continuity between the data link connector and the A/C ...