Nissan Altima (L32) 2007-2012 Service Manual: IPDM-E 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 IPDM E/R 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 IPDM E/R.
2. Check the resistance between the IPDM E/R harness connector terminals.
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the IPDM E/R branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the IPDM E/R. Refer to PCS-23, "Diagnosis Procedure" .
Is the inspection result normal? YES (Present error)>>Replace the IPDM E/R. Refer to PCS-48, "Removal and Installation".
YES (Past error)>>Error was detected in the IPDM E/R branch line.
NO >> Repair the power supply and the ground circuit.
TCM 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 following terminals and co ...Can communication circuit
Diagnosis Procedure INSPECTION PROCEDURE 1.CONNECTOR INSPECTION 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect all the unit connect ...Other materials:
Tachometer
System Diagram
System Description
The tachometer indicates engine speed in revolutions per minute (rpm).
The ECM provides an engine speed signal to the combination meter via CAN
communication lines.
Component Parts Location
1. Combination meter M24
2. IPDM E/R E17, E18, E201, ...
Service data and specifications
(SDS)
Steering Wheel
Steering Angle
Steering Column
STEERING COLUMN LENGTH
TILT MECHANISM OPERATING RANGE
Steering Gear
STEERING OUTER SOCKET AND INNER SOCKET
RACK STROKE
Oil Pump
Steering Fluid
...
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 ...