Nissan X-Trail 32. Manual - part 1003

P158A CLUTCH SWITCH

EC-1141

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

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P158A CLUTCH SWITCH

DTC Description

INFOID:0000000010935843

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors
• Clutch interlock switch

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PERFORM COMPONENT FUNCTION CHECK

1.

Turn ignition switch ON.

2.

Check the voltage between ECM harness connector terminals under the following conditions.
NOTE:
Use component function check to check the overall function of the clutch switch circuit. During
this check, a DTC might not be confirmed.

Is the inspection result normal?

YES-1 >> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

YES-2 >> Confirmation after repair: INSPECTION END
NO

>> Proceed to 

EC-1141, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010935845

1.

CHECK CLUTCH INTERLOCK SWITCH POWER SUPPLY

1.

Disconnect clutch interlock switch harness connector.

2.

Check the voltage between clutch interlock switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair open circuit or short to power in harness or connectors.

2.

CHECK CLUTCH INTERLOCK SWITCH INPUT SIGNAL CIRCUIT

1.

Disconnect ECM harness connectors.

2.

Check the continuity between clutch interlock switch harness connector and ECM harness connector.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P158A

END STROKE CLUTCH CONTACTOR
(End stroke clutch contactor)
• 1.DEF: IMPLAUSIBLE SIGNAL

ECM detects clutch interlock switch malfunction.

+

−

Condition

Voltage

ECM

Connector

Terminal

E79

27

Ground

Clutch pedal

Fully released

Battery voltage

Fully depressed

Approx. 0 V

+

-

Voltage

Clutch interlock switch

Connector

Terminal

E109

1

Ground

Battery voltage

EC-1142

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

P158A CLUTCH SWITCH

3.

Also check harness for short to ground and short to power. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair open circuit or short to ground or short to power in harness or connectors.

3.

CHECK CLUTCH INTERLOCK SWITCH

Refer to 

EC-1142, "Component Inspection (Clutch Pedal Position Switch)"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace clutch interlock switch.

4.

CHECK CLUTCH PEDAL POSITION SWITCH

Check clutch pedal position switch. Refer to 

EC-1084, "Component Inspection (Clutch Pedal Position

Switch)"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair or replace error-detected parts.

Component Inspection (Clutch Pedal Position Switch)

INFOID:0000000010935846

1.

CHECK CLUTCH INTERLOCK SWITCH-1

1.

Turn ignition switch OFF.

2.

Disconnect clutch interlock switch harness connector.

3.

Check the continuity between clutch interlock switch terminals under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

CHECK CLUTCH INTERLOCK SWITCH-2

1.

Adjust clutch interlock switch installation.

2.

Check the continuity between clutch interlock switch terminals under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace clutch interlock switch.

+

-

Continuity

Clutch interlock switch

ECM

Connector

Terminal

Connector

Terminal

E109

2

E79

27

Existed

Clutch interlock switch

Condition

Continuity

+

-

Terminal

1

2

Clutch pedal

Fully released

Existed

Slightly depressed

Not existed

Clutch interlock switch

Condition

Continuity

+

-

Terminal

1

2

Clutch pedal

Fully released

Existed

Slightly depressed

Not existed

P160C ECM

EC-1143

< DTC/CIRCUIT DIAGNOSIS >

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P160C ECM

DTC Description

INFOID:0000000010935847

DTC DETECTION LOGIC

POSSIBLE CAUSE

ECM

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON and wait at least 1 second.

2.

Check DTC.

Is DTC detected?

YES

>> Proceed to 

EC-1143, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010935848

1.

CHECK BATTERY TERMINALS

1.

Turn ignition switch ON.

2.

Turn ignition switch OFF and wait at least 1 minute.

3.

Check the battery terminals for damage and looseness.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair malfunction(s) and GO TO 2.

2.

CHECK OTHER DTC-1

1.

Turn ignition switch ON.

2.

Check DTC.

Is DTC P160C displayed with U0415, P0101, P0135, P0190, P0201, P0202, P0203, P0204, P0217, P0226,
P0471, P0544, P1544, P1620, P1650, P2002, P2080, P2243, P2244, P2263, P2626 or P2A06 displayed?

YES

>> Perform the trouble diagnosis for DTC U0415, P0101, P0135, P0190, P0201, P0202, P0203,

P0204, P0217, P0226, P0471, P0544, P1544, P1620, P1650, P2002, P2080, P2243, P2244,
P2263, P2626 or P2A06, and GO TO 3. Refer to 

EC-908, "DTC Index"

.

NO

>> GO TO 3.

3.

CHECK DTC

1.

Turn ignition switch OFF and wait at least 1 minute.

2.

Turn ignition switch ON.

3.

Check DTC.

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

P160C

COMPUTER
(Computer)
• 1.DEF: —

ECM function is malfunctioning.

EC-1144

< DTC/CIRCUIT DIAGNOSIS >

[R9M]

P160C ECM

Is the DTC P160C displayed again?

YES

>> GO TO 4.

NO

>> GO TO 5.

4.

REPLACE ECM

1.

Replace ECM.

2.

Go to 

EC-944, "Work Procedure"

.

>> INSPECTION END

5.

CHECK OTHER DTC-2

1.

Start engine and let it idle for at least 1 minutes.

2.

Check DTC.

Is the DTC U0415, P0101, P0135, P0190, P0201, P0202, P0203, P0204, P0217, P0226, P0471, P0544,
P1544, P1620, P1650, P2002, P2080, P2243, P2244, P2263, P2626 or P2A06 displayed?

YES

>> Perform the trouble diagnosis for DTC U0415, P0101, P0135, P0190, P0201, P0202, P0203,

P0204, P0217, P0226, P0471, P0544, P1544, P1620, P1650, P2002, P2080, P2243, P2244,
P2263, P2626 or P2A06, and GO TO 3. Refer to 

EC-908, "DTC Index"

.

NO

>> GO TO 6.

6.

CHECK RESULT OF PROCEDURE 2

Check result of procedure 2.

Is result of procedure 2 “YES”?

YES

>> GO TO 7.

NO

>> INSPECTION END

7.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Select “DATA MONITOR” mode with CONSULT.

2.

Drive the vehicle for at least 15 minutes at 0 - 50 km/h (0 - 31 MPH).

CAUTION:

Always drive vehicle at a safe speed.

3.

Check DTC.

Is DTC detected?

YES

>> Perform the trouble diagnosis for DTC U0415, P0101, P0135, P0190, P0201, P0202, P0203,

P0204, P0217, P0226, P0471, P0544, P1544, P1620, P1650, P2002, P2080, P2243, P2244,
P2263, P2626 or P2A06, and GO TO 3. Refer to 

EC-908, "DTC Index"

.

NO

>> INSPECTION END