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 ...
Other materials:
High-pressure flexible hose
Removal and Installation for High-Pressure Flexible
Hose
QR25DE
Removal
1. Discharge the refrigerant. Refer to HA-32, "HFC-134a (R-134a) Service
Procedure".
2. Reposition the power steering reservoir out of the way without disconnecting
the hose.
3. Reposition the engine coo ...
P0441 evap control system
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0441 is displayed with other DTC such as P2122, P2123, P2127, P2128 or
P2138, first perform
trouble diagnosis for other DTC.
In this evaporative emission (EVAP) control system, purge flow occurs during
non-closed throttle conditions.
Purge vo ...
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 ...