Nissan Altima 2007-2012 Service Manual: 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 connectors for damage, bend and loose connection (unit side and connector side).
- TCM
- Harness connector F1
- Harness connector E3
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 TCM.
2. Check the resistance between the TCM harness connector terminals.
Is the measurement value within the specification? YES >> GO TO 3.
NO >> Repair the TCM branch line.
3.CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and the ground circuit of the TCM. Refer to the following.
• QR25DE models: TM-380, "Wiring Diagram - CVT CONTROL SYSTEM - Coupe" or TM-389, "Wiring Diagram - CVT CONTROL SYSTEM - Sedan" • VQ35DE models: TM-202, "Wiring Diagram—CVT CONTROL SYSTEM—Coupe" or TM-211, "Wiring Diagram— CVT CONTROL SYSTEM—Sedan" Is the inspection result normal? YES (Present error)>>Replace the TCM. Refer to the following.
• QR25DE models: TM-430, "Exploded View" • VQ35DE models: TM-254, "Exploded View" YES (Past error)>>Error was detected in the TCM branch line.
NO >> Repair the power supply and the ground circuit.
ABS 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 ...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 o ...Other materials:
B2607 steering lock relay
Description
BCM requests to IPDM E/R to supply power to electronic steering column lock.
IPDM E/R sends status of
electronic steering column lock back to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2607 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U100 ...
LATCH (Lower Anchors and Tethers for CHildren) System
LATCH system anchor locat
Your vehicle is equipped with special anchor
points that are used with LATCH (Lower Anchors
and Tethers for CHildren) system compatible
child restraints. This system may also be referred
to as the ISOFIX or ISOFIX compatible system.
With this system, you do not ha ...
BCM 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 BCM for damage, bend and loose
connection (unit side and
connector side).
Is the inspec ...