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
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
.
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 >
[R9M]
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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
.
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
.
>> 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
.
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
.
NO
>> INSPECTION END
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