Nissan Altima 2007-2012 Service Manual: B2606 steering lock relay
Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE: • If DTC B2606 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-36, "DTC Logic".
• If DTC B2606 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.
- Do not depress the brake pedal.
2. Steering is locked.
3. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-88, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK DTC WITH IPDM E/R
Check “Self diagnostic result” with CONSULT-III. Refer to PCS-45, "DTC Index".
Is the inspection result normal? YES >> GO TO 2
NO >> Repair or replace malfunctioning parts.
2.INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
>> Inspection End.
B2605 PNP switch
Description
BCM confirms the shift position with the following 4 signals.
• AT selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM ...
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 ...
Other materials:
B260A ignition relay
Description
BCM turns ON the following relays to ignition power supply to each ECU when
the ignition switch is turned
ON.
• Ignition relay-1 (inside IPDM E/R)
• Ignition relay-2 (inside fuse box)
• Blower fan motor relay
BCM checks any ignition relay ON request for consistency with ...
B210F PNP/clutch interlock switch
Description
IPDM E/R confirms the shift position with the following signals.
• Park/neutral position (PNP) switch (CVT models)
• Clutch interlock switch (M/T models)
• Shift position signal from BCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B210F is displayed with DTC U100 ...
ECU diagnosis
IPDM E/R (INTELLIGENT POWER DISTRIBUTION
MODULE ENGINE ROOM)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram — Coupe
Wiring Diagram — Sedan
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication ...