Nissan Terrano model r20 series 2004. Manual — part 105
9
RESET ACCELERATOR POSITION SENSOR IDLE POSITION MEMORY
Without CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Let engine idle for 10 minutes.
E
GO TO 10.
10
CHECK INTERMITTENT INCIDENT
Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-78.
E
INSPECTION END
11
CHECK ACCELERATOR POSITION SWITCH POWER SUPPLY CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect accelerator position switch harness connector.
MEC995D
3. Turn ignition switch “ON”.
4. Check voltage between accelerator position switch terminal 5 and ground with CONSULT-II or tester.
SEF346X
OK or NG
OK
E
GO TO 13.
NG
E
GO TO 12.
12
DETECT MALFUNCTIONING PART
Check the following.
I
Harness connectors M787, F6 (LHD models)
I
Harness for open or short between accelerator position switch and ECM relay
I
Harness for open or short between accelerator position switch and ECM
E
Repair harness or connectors.
DTC 0403 ACCEL POS SENSOR
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-142
13
CHECK ACCELERATOR POSITION SWITCH INPUT SIGNAL CIRCUIT-I FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect ECM harness connector.
3. Check harness continuity between accelerator position switch terminal 6 and ECM terminal 31. Refer to Wiring Diagram.
Continuity should exist.
4. Also check harness for short to ground and short to power.
OK or NG
OK
E
GO TO 14.
NG
E
Repair open circuit or short to ground or short to power in harness or connectors.
14
CHECK ACCELERATOR POSITION SWITCH INPUT SIGNAL CIRCUIT-II FOR OPEN AND SHORT
1. Check harness continuity between accelerator position switch terminal 4 and ECM terminal 32. Refer to Wiring Diagram.
Continuity should exist.
2. Also check harness for short to ground and short to power.
OK or NG
OK
E
GO TO 15.
NG
E
Repair open circuit or short to ground or short to power in harness or connectors.
15
CHECK ACCELERATOR POSITION SWITCH
Check continuity between accelerator position switch terminals 4 and 5, 5 and 6 under the following conditions.
SEF418Y
OK or NG
OK (With CONSULT-II)
E
GO TO 16.
OK (Without CONSULT-II)
E
GO TO 17.
NG
E
Replace accelerator pedal assembly.
16
RESET ACCELERATOR POSITION SENSOR IDLE POSITION MEMORY
With CONSULT-II
1. Turn ignition switch “ON”.
2. Select “OFF ACCEL PO SIG” in “ACTIVE TEST” mode with CONSULT-II.
3. Touch “CLEAR”.
E
GO TO 18.
17
RESET ACCELERATOR POSITION SENSOR IDLE POSITION MEMORY
Without CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Let engine idle for 10 minutes.
E
GO TO 18.
DTC 0403 ACCEL POS SENSOR
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-143
18
CHECK INTERMITTENT INCIDENT
Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-78.
E
INSPECTION END
M/T MODELS
1
CHECK OVERALL FUNCTION-I
With CONSULT-II
1. Turn ignition switch “ON”.
2. Select “ACCEL POS SEN” in “DATA MONITOR” mode with CONSULT-II.
3. Check “ACCEL POS SEN” signal under the following conditions.
SEF278Z
Without CONSULT-II
1. Turn ignition switch “ON”.
2. Check voltage between ECM terminal 23 and ground under the following conditions.
SEF279Z
OK or NG
OK
E
GO TO 2.
NG
E
GO TO 3.
DTC 0403 ACCEL POS SENSOR
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-144
2
CHECK OVERALL FUNCTION-II
With CONSULT-II
1. Turn ignition switch “ON”.
2. Select “FULL ACCEL SW” and “OFF ACCEL SW” in “DATA MONITOR” mode with CONSULT-II.
3. Check “FULL ACCEL SW” and “OFF ACCEL SW” signal under the following conditions.
YEC704A
Without CONSULT-II
1. Turn ignition switch “ON”.
2. Check voltage between ECM terminal 31 and ground under the following conditions.
YEC705A
OK or NG
OK
E
INSPECTION END
NG
E
GO TO 11.
DTC 0403 ACCEL POS SENSOR
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-145
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