Nissan Terrano r20e. Manual — part 147
Wiring Diagram
LHD MODELS
YEC193A
DTC 1003 EGR VOLUME CONT/V
ZD30DDTi
EC-225
RHD MODELS
YEC194A
DTC 1003 EGR VOLUME CONT/V
ZD30DDTi
Wiring Diagram (Cont’d)
EC-226
Diagnostic Procedure
1
CHECK EGR VOLUME CONTROL VALVE POWER SUPPLY CIRCUIT-I
1. Turn ignition switch “OFF”.
2. Disconnect EGR volume control valve harness connector.
MEC019E
3. Turn ignition switch “ON”.
4. Check voltage between EGR volume control valve terminals 2, 5 and ground with CONSULT-II or tester.
SEF412Y
OK or NG
OK
E
GO TO 7.
NG
E
GO TO 2.
DTC 1003 EGR VOLUME CONT/V
ZD30DDTi
EC-227
2
CHECK EGR VOLUME CONTROL VALVE POWER SUPPLY CIRCUIT-II
1. Turn ignition switch “OFF”.
2. Disconnect ECM relay.
MEC021E
3. Check harness continuity between ECM relay terminal 7 and EGR volume control valve terminals 2 and 5. Refer to Wiring Dia-
gram.
Continuity should exist.
OK or NG
OK
E
GO TO 4.
NG
E
GO TO 3.
3
DETECT MALFUNCTIONING PART
Check the following.
I
Harness connectors M807, E201
I
Harness for open or short between EGR volume control valve and ECM relay
E
Repair open circuit or short to ground or short to power in harness or connectors.
4
CHECK EGR VOLUME CONTROL VALVE POWER SUPPLY CIRCUIT-III
Check voltage between ECM relay terminal 6 and ground with CONSULT-II or tester.
SEF297Z
OK or NG
OK
E
GO TO 6.
NG
E
GO TO 5.
5
DETECT MALFUNCTIONING PART
Check the following.
I
10A fuse
I
Harness for open or short between ECM relay and battery
E
Repair open circuit or short to ground or short to power in harness or connectors.
DTC 1003 EGR VOLUME CONT/V
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-228
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст