Nissan Altima 2007-2012 Service Manual: B2617 starter relay circuit
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 B2617 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-433, "DTC Logic".
• If DTC B2617 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-434, "DTC Logic".
• If DTC B2617 is displayed with DTC B210E, first perform the trouble diagnosis for DTC B210E. Refer to SEC-496, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions and wait for at least 1 second.
- CVT selector lever is in the P position.
- Do not depress the brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-496, "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 and IPDM E/R harness connector.
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 BCM. Refer to BCS-96, "Removal and Installation".
NO >> Repair harness or connector.
3.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
B2612 steering status
Description
There are 2 switches in the electronic steering column lock. IPDM E/R
compares those 2 switches conditions
to judge the present steering status and transmit the result to BCM via CAN ...
B2619 BCM
Description
BCM requests IPDM E/R to supply power to steering lock unit. After receiving
the power, the steering lock unit
transmits an ON signal to BCM.
DTC Logic
DTC DETECTION LOGIC
DTC C ...
Other materials:
Monitor, climate, audio, phone and voice
recognition systems
WARNING
● Positioning of the heating or air conditioning
controls and display controls
should not be done while driving in order
that full attention may be given to
the driving operation.
● Do not disassemble or modify this system.
If you do, it may result in accidents,
fire, o ...
Additional service when removing battery
negative terminal
Description
Initial setting is necessary when battery terminal is diconnected.
CAUTION:
The following specified operations are not performed under the non-initialized
condition.
• Auto-up operation
• Anti-pinch function
• Retained power operation
Special Repair
Requirem ...
B terminal circuit
Description
The “B” terminal is constantly supplied with battery power.
Diagnosis Procedure
CAUTION:
Perform diagnosis under the condition that the engine cannot start by the
following procedure.
1. Remove fuel pump fuse.
2. Crank or start the engine (where possible) until the fuel p ...