Nissan Altima 2007-2012 Service Manual: Rear window defogger and door mirror defogger do not operate
Diagnosis Procedure
1. CHECK REAR WINDOW DEFOGGER SWITCH
Check rear window defogger switch.
Refer to DEF-13, "Component Function Check".
Is the inspection result normal? YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Refer to DEF-11, "Component Function Check".
Is the inspection result normal? YES >> Refer to GI-42, "Intermittent Incident".
NO >> Repair or replace the malfunctioning parts.
Rear window defogger does not
operate but both of door mirror
defogger operate
Diagnosis Procedure
1. CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT
Check rear window defogger power supply and ground circuit.
Refer to DEF-13, "Component Function Check" ...
Other materials:
Engine speed signal circuit
Description
• ECM sends engine speed signal to power steering control unit.
Diagnosis Procedure
1.PERFORM ECM SELF-DIAGNOSIS
Perform ECM self-diagnosis.
Is any error system detected?
YES >> Check the error system.
NO >> GO TO 2.
2.CHECK HARNESS BETWEEN ECM AND POWER STEE ...
Manual control
While using the Voice Recognition system, it is
possible to select menu options by using the
steering wheel controls instead of speaking voice
commands. To activate manual control mode,
press the PHONE/SEND ( ) button on
the
steering wheel to access the phone menu and
then press either up or ...
B261a push-button ignition switch
Description
IPDM E/R transmits the push-button ignition switch status via CAN
communication to BCM. BCM receives
push-button ignition switch status by hardwire input. BCM compares the 2 signals
for mismatch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B261A is displayed with DTC U1000 ...