Nissan Juke Service and Repair Manual : P0504 ASCD brake SWI
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF and wait at least 20 seconds.
2. Check ground connection E38. Refer to Ground inspection in GI-44, "Circuit Inspection".
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace ground connection.
2.CHECK ASCD BRAKE SWITCH POWER SUPPLY CIRCUIT
1. Disconnect ACSD brake switch harness connector.
2. Check the voltage between ACSD brake switch harness connector and ground.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK ASCD BRAKE SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check the continuity between ACSD brake switch harness connector and ECM harness connector.
2. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK ASCD BRAKE SWITCH
Refer to EC-957, "Component Inspection".
Is the inspection result normal? YES >> GO TO 5.
NO >> Replace ASCD brake switch.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
Is the inspection result normal? YES >> Replace ACSD brake switch.
NO >> Repair or replace.
Component Inspection
1.CHECK ASCD BRAKE SWITCH-I
1. Turn ignition switch OFF.
2. Disconnect ASCD brake switch harness connector.
3. Check the continuity between ASCD brake switch terminals under the following condition.
Is the inspection result normal? YES >> INSPECTION END
NO >> Replace ASCD brake switch.
P0488 EGR system
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK EGR VOLUME CONTROL VALVE CONTROL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect EGR volume control valve harness connector and ECM ...
P0525 ASCD system
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.CHECK GROUND CONNECTIONS
1. Turn ignition switch OFF and wait at least 20 seconds.
2. Check ground connection E38. Refer to Ground inspection ...
Other materials:
Power supply and ground circuit
Diagnosis Procedure
1.CHECK 4WD CONTROL MODULE POWER SUPPLY (1)
1. Turn the ignition switch OFF.
2. Disconnect 4WD control module harness connector.
3. Check the voltage between 4WD control module harness connector and ground.
4. Turn the ignition switch ON.
CAUTION:
Never start the engin ...
Headlights
Fog may temporarily form inside the lens of the exterior lights in the rain or
in a car wash. A temperature difference between the inside and the outside of the
lens causes the fog. This is not a malfunction. If large drops of water collect
inside the lens, contact a NISSAN dealer.
Replacing
...
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 R ...
