Nissan Terrano model r20 series 2004. Manual — part 131
Wiring Diagram
YEC195A
GLOW CONTROL SYSTEM
ZD30DDTi
EC-246
Diagnostic Procedure
1
INSPECTION START
Check fuel level, fuel supplying system, starter motor, etc.
OK or NG
OK
E
GO TO 2.
NG
E
Correct.
2
CHECK INSTALLATION
Check that all glow plug connecting plate nuts are installed properly.
MEC002E
OK or NG
OK (With CONSULT-II)
E
GO TO 3.
OK (Without CONSULT-II)
E
GO TO 4.
NG
E
Install properly.
3
CHECK GLOW INDICATOR LAMP OPERATION
With CONSULT-II
1. Turn ignition switch “ON”.
2. Select “COOLAN TEMP/S” in “DATA MONITOR” mode with CONSULT-II.
3. Confirm that “COOLAN TEMP/S” indicates below 75°C (167°F). If it indicates above 75°C (167°F), cool down engine.
SEF013Y
4. Turn ignition switch “OFF”, wait at least 5 seconds and then turn “ON”.
5. Make sure that glow indicator lamp is turned “ON” for 1.5 seconds or more after turning ignition switch “ON”, and then turned
“OFF”.
OK or NG
OK
E
GO TO 5.
NG
E
GO TO 6.
GLOW CONTROL SYSTEM
ZD30DDTi
EC-247
4
CHECK GLOW INDICATOR LAMP OPERATION
Without CONSULT-II
1. Turn ignition switch “ON”.
2. Confirm that the voltage between ECM terminal 19 and ground is above 1.36V. If it is below 1.36V, cool down engine.
SEF430Y
3. Turn ignition switch “OFF”, wait at least 5 seconds and then turn “ON”.
4. Make sure that glow indicator lamp is turned “ON” for 1.5 seconds or more after turning ignition switch “ON”, and then turned
“OFF”.
OK or NG
OK
E
GO TO 5.
NG
E
GO TO 6.
5
CHECK GLOW CONTROL SYSTEM OVERALL FUNCTION
1. Turn ignition switch “OFF”.
2. Set voltmeter probe between glow plug and engine body.
3. Turn ignition switch “ON”.
4. Check the voltage between glow plug and engine body under the following conditions.
MEC003E
MTBL1325
OK or NG
OK
E
INSPECTION END
NG
E
GO TO 10.
GLOW CONTROL SYSTEM
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-248
6
CHECK GLOW INDICATOR LAMP POWER SUPPLY CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect combination meter harness connector F118 (LHD models) or M837 (RHD models).
3. Turn ignition switch “ON”.
4. Check voltage between combination meter terminal 28 and ground with CONSULT-II or tester.
MEC979D
Voltage: Battery voltage
OK or NG
OK
E
GO TO 8.
NG
E
GO TO 7.
7
DETECT MALFUNCTIONING PART
Check the following.
1. Fuse block (J/B) connector F48 (LHD models), M756 (RHD models)
2. 10A fuse
3. Harness for open or short between combination meter and fuse
E
Repair open circuit or short to ground or short to power in harness or connectors.
8
CHECK GLOW INDICATOR LAMP OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Disconnect ECM harness connector.
3. Disconnect combination meter harness connector F118 (LHD models) or M837 (RHD models).
4. Check harness continuity between ECM terminal 16 and combination meter terminal 47. Refer to Wiring Diagram.
Continuity should exist.
5. Also check harness for short to ground and short to power.
OK or NG
OK
E
GO TO 9.
NG
E
Repair open circuit or short to ground or short to power in harness or connectors.
9
CHECK COMBINATION METER
Check combination meter and glow indicator lamp. Refer to EL section (“METER AND GAUGES”).
OK or NG
OK
E
GO TO 17.
NG
E
Repair or replace combination meter or glow indicator lamp.
GLOW CONTROL SYSTEM
ZD30DDTi
Diagnostic Procedure (Cont’d)
EC-249
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