Nissan Murano Z50 (2005 year). Manual - part 172

CAN SYSTEM (TYPE 9)

LAN-365

[CAN]

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Case 18

Check CAN communication circuit. Refer to 

LAN-375, "CAN Communication Circuit Inspection"

 .

Case 19

Check IPDM E/R ignition relay circuit continuously sticks “OFF”. Refer to 

LAN-381, "IPDM E/R Ignition Relay

Circuit Inspection"

 .

PKIB4883E

PKIC6349E

LAN-366

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

Case 20

Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to 

LAN-381, "IPDM E/R Ignition Relay

Circuit Inspection"

 .

Inspection Between TCM and Data Link Connector Circuit

AKS00CID

1. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect ECM connector and harness connector M82.

4.

Check continuity between harness connector M82 terminals 8
(L), 9 (Y) and data link connector M24 terminals 6 (L), 14 (Y).

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-7, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

Inspection Between Data Link Connector and Driver Seat Control Unit Circuit

AKS00CIE

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

–

Harness connector M9

–

Harness connector B2

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

PKIC6350E

8 (L) - 6 (L)

: Continuity should exist.

9 (Y) - 14 (Y)

: Continuity should exist.

PKIB5306E

CAN SYSTEM (TYPE 9)

LAN-367

[CAN]

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Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect harness connector M9.

2.

Check continuity between data link connector M24 terminals 6
(L), 14 (Y) and harness connector M9 terminals 1 (L), 13 (Y).

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

3. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect harness connector B4.

2.

Check continuity between harness connector B2 terminals 1 (L),
13 (Y) and harness connector B4 terminals 4 (L), 10 (Y).

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-7, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

Inspection Between Driver Seat Control Unit and  AWD Control Unit Circuit

AKS00CIF

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (connector side and
harness side).

–

Harness connector B4

–

Harness connector E105

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect harness connector B4.

2.

Check continuity between harness connector B2 terminals 1 (L),
13 (Y) and harness connector B4 terminals 4 (L), 10 (Y).

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness.

6 (L) - 1 (L)

: Continuity should exist.

14 (Y) - 13 (Y)

: Continuity should exist.

PKIB5307E

1 (L) - 4 (L)

: Continuity should exist.

13 (Y) - 10 (Y)

: Continuity should exist.

PKIB5308E

1 (L) - 4 (L)

: Continuity should exist.

13 (Y) - 10 (Y)

: Continuity should exist.

PKIB5308E

LAN-368

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

3. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect AWD control unit connector.

2.

Check continuity between harness connector E105 terminals 4
(L), 10 (Y) and AWD control unit harness connector E111 termi-
nals 8 (L), 16 (Y).

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-7, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

Inspection Between AWD Control Unit and  ABS Actuator and Electric Unit 
(Control Unit) Circuit

AKS00CIG

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect following connectors.

–

ECM

–

AWD control unit

–

ABS actuator and electric unit (control unit)

4.

Check continuity between AWD control unit harness connector
E111 terminals 8 (L), 16 (Y) and ABS actuator and electric unit
(control unit) harness connector E24 terminals 11 (L), 15 (Y).

OK or NG

OK

>> Connect all the connectors and diagnose again. Refer to

LAN-7, "TROUBLE DIAGNOSES WORK FLOW"

 .

NG

>> Repair harness.

ECM Circuit Inspection

AKS00CIH

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of ECM for damage, bend and loose connection (control module side and
harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

4 (L) - 8 (L)

: Continuity should exist.

10 (Y) - 16 (Y)

: Continuity should exist.

PKIB5310E

8 (L) - 11 (L)

: Continuity should exist.

16 (Y) - 15 (Y)

: Continuity should exist.

PKIB5311E

CAN SYSTEM (TYPE 9)

LAN-369

[CAN]

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Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect ECM connector.

2.

Check resistance between ECM harness connector M80 termi-
nals 94 (L) and 86 (Y).

OK or NG

OK

>> Replace ECM.

NG

>> Repair harness between ECM and BCM.

Intelligent Key Unit Circuit Inspection

AKS00CII

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of Intelligent Key unit for damage, bend and loose connection (control
module side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect Intelligent Key unit connector.

2.

Check resistance between Intelligent Key unit harness connec-
tor M99 terminals 2 (L) and 3 (Y).

OK or NG

OK

>> Replace Intelligent Key unit.

NG

>> Repair harness between Intelligent Key unit and BCM.

TCM Circuit Inspection

AKS00CIJ

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (control module side
and harness side).

–

TCM connector

–

Harness connector F102

–

Harness connector M82

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

94 (L) - 86 (Y) 

: Approx. 108 - 132

Ω

SKIA6865E

2 (L) - 3 (Y) 

: Approx. 54 - 66

Ω

PKIB5312E

LAN-370

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect TCM connector.

2.

Check resistance between TCM harness connector F103 termi-
nals 5 (L) and 6 (Y).

OK or NG

OK

>> Replace TCM.

NG

>> Repair harness between TCM and BCM.

Low Tire Pressure Warning Control Unit Circuit Inspection

AKS00CIK

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of low tire pressure warning control unit for damage, bend and loose con-
nection (control unit side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect low tire pressure warning control unit connector.

2.

Check resistance between low tire pressure warning control unit
harness connector M81 terminals 9 (L) and 21 (Y).

OK or NG

OK

>> Replace low tire pressure warning control unit.

NG

>> Repair harness between low tire pressure warning con-

trol unit and BCM.

BCM Circuit Inspection

AKS00CIL

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of BCM for damage, bend and loose connection (control module side and
harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

5 (L) - 6 (Y) 

: Approx. 54 - 66

Ω

PKIB5313E

9 (L) - 21 (Y) 

: Approx. 54 - 66

Ω

SKIA6885E

CAN SYSTEM (TYPE 9)

LAN-371

[CAN]

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2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect BCM connector.

2.

Check resistance between BCM harness connector M34 termi-
nals 39 (L) and 40 (Y).

OK or NG

OK

>> Replace BCM. Refer to 

BCS-16, "Removal and Installa-

tion of BCM"

 .

NG

>> Repair harness between BCM and harness connector

M82.

Display Unit Circuit Inspection

AKS00CIM

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of display unit for damage, bend and loose connection (unit side and har-
ness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect display unit connector.

2.

Check resistance between display unit harness connector M39
terminals 14 (L) and 16 (Y).

OK or NG

OK

>> Replace display unit.

NG

>> Repair harness between display unit and data link con-

nector.

Data Link Connector Circuit Inspection

AKS00CIN

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check data link connector and terminals for damage, bend and loose connection (connector side and har-
ness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

39 (L) - 40 (Y) 

: Approx. 54 - 66

Ω

PKIB5314E

14 (L) - 16 (Y) 

: Approx. 54 - 66

Ω

SKIA6867E

LAN-372

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

Check resistance between data link connector M24 terminals 6 (L)
and 14 (Y).

OK or NG

OK

>> Diagnose again. Refer to 

LAN-7, "TROUBLE DIAG-

NOSES WORK FLOW"

 .

NG

>> Repair harness between data link connector and unified

meter and A/C amp.

Unified Meter and A/C Amp. Circuit Inspection

AKS00CIO

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of unified meter and A/C amp. for damage, bend and loose connection
(meter side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect unified meter and A/C amp. connector.

2.

Check resistance between unified meter and A/C amp. harness
connector M49 terminals 1 (L) and 11 (Y).

OK or NG

OK

>> Replace unified meter and A/C amp.

NG

>> Repair harness between unified meter and A/C amp.

and data link connector.

Steering Angle Sensor Circuit Inspection

AKS00CIP

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of steering angle sensor for damage, bend and loose connection (sensor
side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

6 (L) - 14 (Y) 

: Approx. 54 - 66

Ω

SKIA6868E

1 (L) - 11 (Y) 

: Approx. 54 - 66

Ω

SKIA6871E

CAN SYSTEM (TYPE 9)

LAN-373

[CAN]

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Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect steering angle sensor connector.

2.

Check resistance between steering angle sensor harness con-
nector M33 terminals 4 (L) and 5 (Y).

OK or NG

OK

>> Replace steering angle sensor.

NG

>> Repair harness between steering angle sensor and data

link connector.

Driver Seat Control Unit Circuit Inspection

AKS00CIQ

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (control unit side and
harness side).

–

Driver seat control unit connector

–

Harness connector B301

–

Harness connector B9

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect driver seat control unit connector.

2.

Check resistance between driver seat control unit harness con-
nector B303 terminals 3 (L/Y) and 19 (BR/W).

OK or NG

OK

>> Replace driver seat control unit.

NG

>> Repair harness between driver seat control unit and har-

ness connector B4.

AWD Control Unit Circuit Inspection

AKS00CIR

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of AWD control unit for damage, bend and loose connection (control unit
side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

4 (L) - 5 (Y)

: Approx. 54 - 66

Ω

SKIA6870E

3 (L/Y) - 19 (BR/W) 

: Approx. 54 - 66

Ω

PKIB5315E

LAN-374

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect AWD control unit connector.

2.

Check resistance between AWD control unit harness connector
E111 terminals 8 (L) and 16 (Y).

OK or NG

OK

>> Replace AWD control unit.

NG

>> Repair harness between AWD control unit and IPDM E/

R.

ABS Actuator and Electric Unit (Control Unit) Circuit Inspection

AKS00CIS

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of ABS actuator and electric unit (control unit) for damage, bend and loose
connection (control unit side and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect ABS actuator and electric unit (control unit) connector.

2.

Check resistance between ABS actuator and electric unit (con-
trol unit) harness connector E24 terminals 11 (L) and 15 (Y).

OK or NG

OK

>> Replace ABS actuator and electric unit (control unit).

NG

>> Repair harness between ABS actuator and electric unit

(control unit) and IPDM E/R.

IPDM E/R Circuit Inspection

AKS00CIT

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check terminals and connector of IPDM E/R for damage, bend and loose connection (control module side
and harness side).

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

8 (L) - 16 (Y) 

: Approx. 54 - 66

Ω

SKIA6889E

11 (L) - 15 (Y) 

: Approx. 54 - 66

Ω

PKIB5316E

CAN SYSTEM (TYPE 9)

LAN-375

[CAN]

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Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR OPEN CIRCUIT

1.

Disconnect IPDM E/R connector.

2.

Check resistance between IPDM E/R harness connector E9 ter-
minals 48 (L) and 49 (Y).

OK or NG

OK

>> Replace IPDM E/R.

NG

>> Repair harness between IPDM E/R and ABS actuator

and electric unit (control unit).

CAN Communication Circuit Inspection

AKS00CIU

1. 

CHECK CONNECTOR

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Check following terminals and connectors for damage, bend and loose connection (control module side,
control unit side, unit side, meter side, sensor side and harness side).

–

ECM

–

Intelligent Key unit

–

TCM

–

Low tire pressure warning control unit

–

BCM

–

Display unit

–

Unified meter and A/C amp.

–

Steering angle sensor

–

Driver seat control unit

–

AWD control unit

–

ABS actuator and electric unit (control unit)

–

IPDM E/R

–

Between ECM and IPDM E/R

–

Between ECM and TCM

–

Between ECM and driver seat control unit

OK or NG

OK

>> GO TO 2.

NG

>> Repair terminal or connector.

48 (L) - 49 (Y) 

: Approx. 108 - 132

Ω

PKIB5317E

LAN-376

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

2. 

CHECK HARNESS FOR SHORT CIRCUIT

1.

Disconnect following connectors.

–

ECM connector

–

Intelligent Key unit connector

–

Harness connector M82

–

Low tire pressure warning control unit connector

–

BCM connector

–

Display unit connector

–

Unified meter and A/C amp. connector

–

Steering angle sensor connector

–

Harness connector M9

2.

Check continuity between data link connector M24 terminals 6
(L) and 14 (Y).

OK or NG

OK

>> GO TO 3.

NG

>> Check the following harnesses. If any harness is dam-

aged, repair the harness.

●

Harness between data link connector and ECM

●

Harness between data link connector and Intelligent
Key unit

●

Harness between data link connector and harness connector M82

●

Harness between data link connector and low tire pressure warning control unit

●

Harness between data link connector and BCM

●

Harness between data link connector and display unit

●

Harness between data link connector and unified meter and A/C amp.

●

Harness between data link connector and steering angle sensor

●

Harness between data link connector and harness connector M9

6 (L) - 14 (Y) 

: Continuity should not exist.

SKIA6868E

CAN SYSTEM (TYPE 9)

LAN-377

[CAN]

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Revision: 2005 August

2005 Murano

3. 

CHECK HARNESS FOR SHORT CIRCUIT

Check continuity between data link connector M24 terminals 6 (L),
14 (Y) and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Check the following harnesses. If any harness is dam-

aged, repair the harness.

●

Harness between data link connector and ECM

●

Harness between data link connector and Intelligent
Key unit

●

Harness between data link connector and harness connector M82

●

Harness between data link connector and low tire pressure warning control unit

●

Harness between data link connector and BCM

●

Harness between data link connector and display unit

●

Harness between data link connector and unified meter and A/C amp.

●

Harness between data link connector and steering angle sensor

●

Harness between data link connector and harness connector M9

4. 

CHECK HARNESS FOR SHORT CIRCUIT

1.

Disconnect TCM connector.

2.

Check continuity between TCM harness connector F103 termi-
nals 5 (L) and 6 (Y).

OK or NG

OK

>> GO TO 5.

NG

>> Repair harness between TCM and harness connector

F102.

5. 

CHECK HARNESS FOR SHORT CIRCUIT

Check continuity between TCM harness connector F103 terminals 5
(L), 6 (Y) and ground.

OK or NG

OK

>> GO TO 6.

NG

>> Repair harness between TCM and harness connector

F102.

6 (L) - Ground

: Continuity should not exist.

14 (Y) - Ground

: Continuity should not exist.

PKIB5318E

5 (L) - 6 (Y)

: Continuity should not exist.

PKIB5313E

5 (L) - Ground

: Continuity should not exist.

6 (Y) - Ground

: Continuity should not exist.

PKIB5319E

LAN-378

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

6. 

CHECK HARNESS FOR SHORT CIRCUIT

1.

Disconnect harness connector B4 and harness connector B9.

2.

Check continuity between harness connector B4 terminals 4 (L)
and 10 (Y).

OK or NG

OK

>> GO TO 7.

NG

>> Check the following harnesses. If any harness is dam-

aged, repair the harness.

●

Harness between harness connector B4 and harness
connector B2

●

Harness between harness connector B4 and harness
connector B9

7. 

CHECK HARNESS FOR SHORT CIRCUIT

Check continuity between harness connector B4 terminals 4 (L), 10
(Y) and ground.

OK or NG

OK

>> GO TO 8.

NG

>> Check the following harnesses. If any harness is dam-

aged, repair the harness.

●

Harness between harness connector B4 and harness
connector B2

●

Harness between harness connector B4 and harness connector B9

8. 

CHECK HARNESS FOR SHORT CIRCUIT

1.

Disconnect driver seat control unit connector.

2.

Check continuity between driver seat control unit harness con-
nector B303 terminals 3 (L/Y) and 19 (BR/W).

OK or NG

OK

>> GO TO 9.

NG

>> Repair harness between driver seat control unit and har-

ness connector B301.

4 (L) - 10 (Y) 

: Continuity should not exist.

PKIB5320E

4 (L) - Ground

: Continuity should not exist.

10 (Y) - Ground

: Continuity should not exist.

PKIB5321E

3 (L/Y) - 19 (BR/W) 

: Continuity should not exist.

PKIB5315E

CAN SYSTEM (TYPE 9)

LAN-379

[CAN]

C

D

E

F

G

H

I

J

L

M

A

B

LAN

Revision: 2005 August

2005 Murano

9. 

CHECK HARNESS FOR SHORT CIRCUIT

Check continuity between driver seat control unit harness connector
B303 terminals 3 (L/Y), 19 (BR/W) and ground.

OK or NG

OK

>> GO TO 10.

NG

>> Repair harness between driver seat control unit and har-

ness connector B301.

10. 

CHECK HARNESS FOR SHORT CIRCUIT

1.

Disconnect following connectors.

–

AWD control unit connector

–

ABS actuator and electric unit (control unit) connector

–

IPDM E/R connector

2.

Check continuity between IPDM E/R harness connector E9 ter-
minals 48 (L) and 49 (Y).

OK or NG

OK

>> GO TO 11.

NG

>> Check the following harnesses. If any harness is dam-

aged, repair the harness.

●

Harness between IPDM E/R and AWD control unit

●

Harness between IPDM E/R and ABS actuator and
electric unit (control unit)

●

Harness between IPDM E/R and harness connector E105

11. 

CHECK HARNESS FOR SHORT CIRCUIT

Check continuity between IPDM E/R harness connector E9 termi-
nals 48 (L), 49 (Y) and ground.

OK or NG

OK

>> GO TO 12.

NG

>> Check the following harnesses. If any harness is dam-

aged, repair the harness.

●

Harness between IPDM E/R and AWD control unit

●

Harness between IPDM E/R and ABS actuator and
electric unit (control unit)

●

Harness between IPDM E/R and harness connector E105

3 (L/Y) - Ground

: Continuity should not exist.

19 (BR/W) - Ground

: Continuity should not exist.

PKIB5322E

48 (L) - 49 (Y) 

: Continuity should not exist.

PKIB5317E

48 (L) - Ground

: Continuity should not exist.

49 (Y) - Ground

: Continuity should not exist.

PKIB5323E

LAN-380

[CAN]

CAN SYSTEM (TYPE 9)

Revision: 2005 August

2005 Murano

12. 

CHECK ECM AND IPDM E/R INTERNAL CIRCUIT

1.

Remove ECM and IPDM E/R from vehicle.

2.

Check resistance between ECM terminals 94 and 86.

3.

Check resistance between IPDM E/R terminals 48 and 49.

OK or NG

OK

>> GO TO 13.

NG

>> Replace ECM and/or IPDM E/R.

13. 

CHECK SYMPTOM

1.

Fill in described symptoms on the column “Symptom” in the check sheet.

2.

Connect all the connectors, and then make sure that the symptom is reproduced.

OK or NG

OK

>> GO TO 14.

NG

>> Refer to 

LAN-17, "Example of Filling in Check Sheet When Initial Conditions Are Not Reproduced"

.

14. 

CHECK UNIT REPRODUCIBILITY

Perform the following procedure for each unit, and then perform reproducibility test.

1.

Turn ignition switch OFF.

2.

Disconnect the battery cable from the negative terminal.

3.

Disconnect the unit connector.

4.

Connect the battery cable to the negative terminal.

5.

Make sure that the symptom filled in the “Symptom” of the check sheet is reproduced. (Do not confuse it
with the symptom related to removed unit.)

6.

Make sure that the same symptom is reproduce.

–

Intelligent Key unit

–

TCM

–

Low tire pressure warning control unit

–

BCM

–

Display unit

–

Unified meter and A/C amp.

–

Steering angle sensor

–

Driver seat control unit

–

AWD control unit

–

ABS actuator and electric unit (control unit)

–

ECM

–

IPDM E/R

Check results

Reproduced>>Install removed unit, and then check the other unit.
Not reproduced>>Replace removed unit.

94 - 86

: Approx. 108 – 132 

Ω

48 - 49

: Approx. 108 – 132 

Ω

LKIA0037E