Nissan Altima (L32) 2007-2012 Service Manual: M&A branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the combination meter for damage, bend and loose connection (unit side and connector side).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair the terminal and connector.
2.CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect the connector of combination meter.
2. Check the resistance between the combination meter harness connector terminals.
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the combination meter branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the combination meter. Refer to MWI-43, "COMBINATION METER : Diagnosis Procedure".
Is the inspection result normal? YES (Present error)>>Replace the combination meter. Refer to MWI-176, "Removal and Installation".
YES (Past error)>>Error was detected in the combination meter branch line.
NO >> Repair the power supply and the ground circuit.
DLC branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors o ...
STRG branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors o ...
Other materials:
Supplemental air bag warning labels
Warning labels about the supplemental
front-impact air bag system are placed in
the vehicle as shown in the illustration.
WARNING
Do not use a rear-facing child restraint
on a seat protected by an air bag in
front of it. If the air bag deploys, it may
cause serious injury or death.
Supplemental air ...
P0550 PSP Sensor
Description
Power steering pressure (PSP) sensor is installed to the power steering
high-pressure tube and detects a
power steering load.
This sensor is a potentiometer which transforms the power steering load into
output voltage, and emits the
voltage signal to the ECM. The ECM controls ...
Electronic controlled engine mount
Description
The electronic controlled engine mount control solenoid valve controls the
intake manifold vacuum signal for
electronic controlled engine mount. The electronic controlled engine mount
control solenoid valve is moved by
ON/OFF signal from the ECM. When the solenoid is OFF, the vacu ...
