Nissan Altima (L32) 2007-2012 Service Manual: B210a steering lock condition switch

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 communication.

DTC Logic

DTC DETECTION LOGIC

NOTE: • If DTC B210A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-235, "DTC Logic".

• If DTC B210A is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-236, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Press the push-button ignition switch under the following conditions and wait for at least 1 second.

- CVT selector lever is in the P or N position

- Do not depress the brake pedal

2. Check “Self diagnostic result” with CONSULT-III.

Is DTC detected? YES >> Refer to SEC-243, "Diagnosis Procedure".

NO >> Inspection End.

Diagnosis Procedure

1.INSPECTION START

Check the case in which DTC is detected.

• Case1: It is detected after ignition switch is changed from ON to OFF and door switch is pressed

• Case2: It is detected after ignition switch is changed from ON to OFF

In which case is DTC detected? Case1 >> GO TO 2

Case2 >> GO TO 7

2.CHECK BCM OUTPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect electronic steering column lock harness connector and IPDM E/R harness connector.

3. Check voltage between electronic steering column lock harness connector and ground.

Is the inspection result normal? YES >> GO TO 4

NO >> GO TO 3

3.CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-I

1. Disconnect BCM harness connector.

2. Check continuity between BCM harness connector M19 (A) terminal 85 and electronic steering column lock harness connector M32 (B) terminal 3.

3. Check continuity between BCM harness connector M19 (A) terminal 85 and ground.

Is the inspection result normal? YES >> GO TO 6

NO >> Repair harness or connector.

4.CHECK IPDM E/R OUTPUT SIGNAL

1. Connect IPDM E/R harness connector.

2. Disconnect BCM harness connector.

3. Check voltage between electronic steering column lock harness connector and ground.

Is the inspection result normal? YES >> Replace electronic steering column lock.

NO >> GO TO 5

5.CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-II

1. Check continuity between electronic steering column lock harness connector M32 (A) terminal 3 and IPDM E/R harness connector E18 (B) terminal 32.

2. Check continuity between electronic steering column lock harness connector M32 (A) terminal 3 and ground.

Is the inspection result normal? YES >> GO TO 6

NO >> Repair harness or connector.

6.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident".

>> Inspection End.

7.CHECK BCM OUTPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect electronic steering column lock harness connector and IPDM E/R harness connector E5.

3. Check voltage between electronic steering column lock harness connector and ground.

Is the inspection result normal? YES >> GO TO 9

NO >> GO TO 8

8.CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-I

1. Disconnect BCM harness connector M122.

2. Check continuity between BCM harness connector M19 (A) terminal 86 and electronic steering column lock harness connector M32 (B) terminal 8.

3. Check continuity between BCM harness connector M19 (A) terminal 86 and ground.

Is the inspection result normal?

YES >> GO TO 11

NO >> Repair harness or connector.

9.CHECK IPDM E/R OUTPUT SIGNAL

1. Connect IPDM E/R harness connector.

2. Disconnect BCM harness connector.

3. Check voltage between electronic steering column lock harness connector and ground.

Is the inspection result normal? YES >> Replace electronic steering column lock.

NO >> GO TO 10

10.CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-II

1. Check continuity between electronic steering column lock harness connector M32 (A) terminal 8 and IPDM E/R harness connector E18 (B) terminal 33.

2. Check continuity between electronic steering column lock harness connector and ground.

Is the inspection result normal? YES >> GO TO 11

NO >> Repair harness or connector.

11.CHECK INTERMITTENT INCIDENT

Refer to GI-42, "Intermittent Incident".

>> Inspection End.