Page 1656 of 3051
4 CHECK COMMUNICATION LINE FOR OPEN AND SHORT
1. Check continuity between the following terminals. Refer to Wiring Diagram.
MTBL0462
Continuity should exist.
2. Also check harness for short to ground and short to power.
OK or NG
OK©GO TO 5.
NG©Repair open circuit or short to ground or short to power in harness or connectors.
5 CHECK INTERMITTENT INCIDENT
Refer to ªTROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENTº, EC-1135.
OK or NG
OK©Replace electronic control fuel injection pump.
NG©Repair open circuit or short to ground or short to power in harness or connectors.
DTC P1251 P4´SPILL/V CIRCYD22DDTI
Diagnostic Procedure (Cont'd)
EC-1231
Page 1660 of 3051
Wiring DiagramNLEC0705MODELS WITH ECM IN ENGINE COMPARTMENTNLEC0705S01
YEC726
DTC P1337 P2´DTC PULSE SIGYD22DDTI
Wiring Diagram
EC-1235
Page 1661 of 3051
MODELS WITH ECM IN CABINNLEC0705S02
YEC862
DTC P1337 P2´DTC PULSE SIGYD22DDTI
Wiring Diagram (Cont'd)
EC-1236
Page 1663 of 3051
4 CHECK COMMUNICATION LINE FOR OPEN AND SHORT
1. Check continuity between the following terminals. Refer to Wiring Diagram.
MTBL0462
Continuity should exist.
2. Also check harness for short to ground and short to power.
OK or NG
OK©GO TO 5.
NG©Repair open circuit or short to ground or short to power in harness or connectors.
5 CHECK INTERMITTENT INCIDENT
Refer to ªTROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENTº, EC-1135.
OK or NG
OK©Replace electronic control fuel injection pump.
NG©Repair open circuit or short to ground or short to power in harness or connectors.
DTC P1337 P2´DTC PULSE SIGYD22DDTI
Diagnostic Procedure (Cont'd)
EC-1238
Page 1667 of 3051
Wiring DiagramNLEC0698MODELS WITH ECM IN ENGINE COMPARTMENTNLEC0698S01
YEC726
DTC P1341 P1´CAM POS SENYD22DDTI
Wiring Diagram
EC-1242
Page 1668 of 3051
MODELS WITH ECM IN CABINNLEC0698S02
YEC862
DTC P1341 P1´CAM POS SENYD22DDTI
Wiring Diagram (Cont'd)
EC-1243
Page 1670 of 3051
4 CHECK COMMUNICATION LINE FOR OPEN AND SHORT
1. Check continuity between the following terminals. Refer to Wiring Diagram.
MTBL0462
Continuity should exist.
2. Also check harness for short to ground and short to power.
OK or NG
OK©GO TO 5.
NG©Repair open circuit or short to ground or short to power in harness or connectors.
5 CHECK INTERMITTENT INCIDENT
Refer to ªTROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENTº, EC-1135.
OK or NG
OK©Replace electronic control fuel injection pump.
NG©Repair open circuit or short to ground or short to power in harness or connectors.
DTC P1341 P1´CAM POS SENYD22DDTI
Diagnostic Procedure (Cont'd)
EC-1245
Page 1674 of 3051
Wiring DiagramNLEC0712MODELS WITH ECM IN ENGINE COMPARTMENTNLEC0712S01
YEC726
DTC P1600 P3´PUMP COMM LINEYD22DDTI
Wiring Diagram
EC-1249