Nissan Altima 2007-2012 Service Manual: Power supply and ground circuit
BCM
Diagnosis Procedure
1. CHECK FUSE AND FUSIBLE LINK
Check if the following BCM fuse or fusible link are blown.
Is the fuse or fusible link blown? YES >> Replace the blown fuse or fusible link after repairing the affected circuit.
NO >> GO TO 2
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM harness connector and ground.
Is the measurement normal? YES >> GO TO 3
NO >> Repair or replace harness.
3. CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist? YES >> Inspection End.
NO >> Repair or replace harness.
Special Repair Requirement
1. REQUIRED WORK WHEN REPLACING BCM
Initialize control unit. Refer to BCS-6, "CONFIGURATION (BCM) : Special Repair Requirement".
>> Work End.
B26e1 no reception of engine status signal
Description
BCM receives the engine status signal from ECM via CAN communication.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B26E1 is displayed with DTC U1000, first perform the trouble dia ...
IPDM E/R (Intelligent power distribution module engine room)
Diagnosis Procedure
1. CHECK FUSES AND FUSIBLE LINK
Check that the following IPDM E/R fuses or fusible link are not blown.
Is the fuse blown?
YES >> Replace the blown fuse or fusible ...
Other materials:
Front tweeter
Removal and Installation
REMOVAL
1. Remove the front pillar finisher. Refer to INT-15, "Removal and
Installation" (coupe) and INT-36, "Removal
and Installation" (sedan).
2. Remove tweeter speaker grille. Refer to IP-12, "Removal and Installation".
3. Remove t ...
Drip molding
Removal and Installation
REMOVAL
1. Using a trim stick or equivalent, disconnect the drip mouldings starting
at the front, working rearward.
2. Remove the drip moldings.
INSTALLATION
Installation is in the reverse order of removal.
• Insert drip moldings onto vehicle starting at t ...
Headlights
Replacing the xenon headlight bulb (if
so equipped)
WARNING
HIGH VOLTAGE
When xenon headlights are on, they produce
a high voltage. To prevent an electric
shock, never attempt to modify or disassemble.
Always have your xenon headlights
replaced at a NISSAN dealer. For
additional informati ...