Nissan Juke Service and Repair Manual : A/C auto AMP. Connection recognition signal circuit
Diagnosis Procedure
1.CHECK A/C AUTO AMP. CONNECTION RECOGNITION SIGNAL
1. Turn ignition switch ON.
2. Check voltage between combination meter harness connector and ground.
Is the inspection result normal? YES >> INSPECTION END
NO >> GO TO 2.
2.CHECK A/C AUTO AMP. CONNECTION RECOGNITION SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter connector and A/C auto amp. connector.
3. Check continuity between combination meter harness connector and A/C auto amp. harness connector.
*1: 4WD models
*2: 2WD models
4. Check continuity between combination meter harness connector and ground.
Is the inspection result normal? YES >> INSPECTION END
NO >> Repair harness or connector.
Seat belt buckle switch signal circuit (passenger side)
Diagnosis Procedure 1.CHECK SEAT BELT BUCKLE SWITCH (PASSENGER SIDE) CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect combination meter connector and seat belt buckle switch (passenger side) co ...PTC heater control unit connection recognition signal circuit
Diagnosis Procedure 1.CHECK PTC HEATER CONTROL UNIT CONNECTION RECOGNITION SIGNAL 1. Turn ignition switch ON. 2. Check voltage between combination meter harness connector and ground. Is the insp ...Other materials:
P0420 three way catalyst function
DTC Logic
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen storage c ...
Power supply and ground circuit
Combination meter
COMBINATION METER : Diagnosis Procedure
1.CHECK FUSE
Check for blown fuses.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunction before installing new fuse.
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between comb ...
Compressor dose dot operate
Description
SYMPTOM
Compressor dose not operate.
Diagnosis Procedure
NOTE:
• Perform self-diagnoses with CONSULT-III before performing symptom diagnosis.
If any DTC is detected,
perform the corresponding diagnosis.
• Check that refrigerant is enclosed in cooler cycle normally. If refrigeran ...