A/C Does Not Work

WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

AV SWITCH SELF-DIAGNOSIS
AV switch self-diagnosis. Refer to , "AV SWITCH SELF-DIAGNOSIS FUNCTION ".

OK or NG
1. OK : GO TO 2.
2. NG : Check the malfunctioning parts.
CHECK COMMUNICATION LINE
Check AV communication line. Refer to , "AV COMMUNICATION LINE CHECK (BETWEEN DISPLAY CONTROL UNIT AND AV SWITCH) ".

OK or NG
1. OK : GO TO 3.
2. NG : Check the malfunctioning parts.
CHECK CAN COMMUNICATION LINE
Check CAN communication line. Refer to , "CAN COMMUNICATION LINE CHECK ".

OK or NG
1. OK : Replace display control unit. Refer to , "REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT ".
2. NG : After filling out CAN DIAG SUPPORT MONITOR check sheet, GO TO CAN COMMUNICATION