Nissan Terrano model r20 series 2004. Instruction — part 82
Basic Inspection
Precaution:
Perform Basic Inspection without electrical or mechanical
loads applied;
I
Shift lever is in neutral position,
I
Heat up switch is OFF,
I
Headlamp switch is OFF,
I
Air conditioner switch is OFF,
I
Rear defogger switch is OFF,
I
Steering wheel is in the straight-ahead position, etc.
1
INSPECTION START
1. Check service records for any recent repairs that may indicate a related problem.
2. Check the current need for scheduled maintenance, especially for fuel filter and air cleaner filter. Refer to MA section.
3. Open engine hood and check the following:
I
Harness connectors for improper connections
I
Vacuum hoses for splits, kinks, or improper connections
I
Wiring for improper connections, pinches, or cuts
SEF142I
4. Start engine and warm it up to the normal operating temperature.
E
GO TO 2.
2
PREPARATION FOR CHECKING IDLE SPEED
With CONSULT-II
Connect CONSULT-II to the data link connector.
Without CONSULT-II
Install diesel tacho tester to the vehicle.
E
GO TO 3.
TROUBLE DIAGNOSIS — BASIC INSPECTION
ZD30DDTi
EC-50
3
CHECK IDLE SPEED
With CONSULT-II
1. Select “CKPS
⋅
RPM (TDC)” in “DATA MONITOR” mode with CONSULT-II.
2. Read idle speed.
SEF817Y
750±25 rpm
Without CONSULT-II
Check idle speed.
750±25 rpm
OK or NG
OK
E
INSPECTION END
NG
E
GO TO 4.
4
CHECK FOR INTAKE AIR LEAK
Listen for an intake air leak after the mass air flow sensor.
OK or NG
OK
E
GO TO 5.
NG
E
Repair or replace.
5
BLEED AIR FROM FUEL SYSTEM
1. Stop engine.
2. Using priming pump, bleed air from fuel system. Refer to “Air Bleeding”, EC-32.
E
GO TO 6.
TROUBLE DIAGNOSIS — BASIC INSPECTION
ZD30DDTi
Basic Inspection (Cont’d)
EC-51
6
CHECK IDLE SPEED AGAIN
With CONSULT-II
1. Start engine and let it idle.
2. Select “CKPS
⋅
RPM (TDC)” in “DATA MONITOR” mode with CONSULT-II.
3. Read idle speed.
SEF817Y
750±25 rpm
Without CONSULT-II
1. Start engine and let it idle.
2. Check idle speed.
750±25 rpm
OK or NG
OK
E
INSPECTION END
NG
E
GO TO 7.
7
DRAIN WATER FROM FUEL FILTER
Drain water from fuel filter. Refer to MA section (“Checking and Replacing Fuel Filter and Draining Water”, “ENGINE MAINTE-
NANCE”).
E
GO TO 8.
TROUBLE DIAGNOSIS — BASIC INSPECTION
ZD30DDTi
Basic Inspection (Cont’d)
EC-52
8
CHECK IDLE SPEED AGAIN
With CONSULT-II
1. Start engine and let it idle.
2. Select “CKPS
⋅
RPM (TDC)” in “DATA MONITOR” mode with CONSULT-II.
3. Read idle speed.
SEF817Y
750±25 rpm
Without CONSULT-II
1. Start engine and let it idle.
2. Check idle speed.
750±25 rpm
OK or NG
OK
E
INSPECTION END
NG
E
GO TO 9.
TROUBLE DIAGNOSIS — BASIC INSPECTION
ZD30DDTi
Basic Inspection (Cont’d)
EC-53
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