Nissan Altima 2007-2012 Service Manual: B2608 starter relay
Description
Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication.
DTC Logic
DTC DETECTION LOGIC
NOTE: • If DTC B2608 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-36, "DTC Logic".
• If DTC B2608 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-37, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch under the following conditions.
- CVT selector lever is in the P or N position.
- Depress the brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-91, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK STARTER RELAY
1. Turn ignition switch ON.
2. Check voltage between BCM harness connector and ground under the following condition.
Is the measurement value within the specification? YES >> GO TO 3
NO >> GO TO 2
2.CHECK STARTER RELAY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM harness connector M21 and IPDM E/R harness connector E17.
3. Check continuity between IPDM E/R harness connector and BCM harness connector.
4. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-48, "Removal and Installation".
NO >> Repair harness or connector.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
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
steering lock unit back to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If D ...
B2609 steering status
Description
There are 2 switches in the electronic steering column lock (steering
lock/unlock switch 1 and 2). BCM compares
those two switches conditions to judge the present steering status.
DT ...
Other materials:
P1777 step motor
Description
The step motor changes the step with turning 4 coils ON/OFF according to the
signal from TCM. As a result,
the flow of line pressure to primary pulley is changed and pulley ratio is
controlled.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive ...
Rear bumper
Removal and Installation
1. Rear bumper supports
2. Rear bumper reinforcement
3. Energy absorbing foam
4. Splash shield LH
5. Rear bumper fascia
6. Splash shield RH
REMOVAL
1. Remove the LH and RH rear combination lamps. Refer to EXL-260, "Removal
and Installation".
2. Rem ...
P0122, P0123 TP sensor
Description
Electric throttle control actuator consists of throttle control motor,
throttle position sensor, etc. The throttle position sensor responds to
the throttle valve movement.
The throttle position sensor has two sensors. These sensors are a
kind of potentiometer which transform the ...