Nissan Juke Service and Repair Manual : P0471 exhaust gas pressure sensor 1
DTC Logic
DTC DETECTION LOGIC
NOTE
:
If DTC P0471 is displayed with DTC P0470 or P2226, first perform trouble
diagnosis for DTC P0470 or P2226.
Refer to EC-944, "DTC Logic" (P0470), EC-1002, "DTC Logic" (P2226).
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 EXHAUST GAS PRESSURE SENSOR 1 AND EXHAUST GAS PIPE INSTALLATION
Check exhaust gas pressure sensor and exhaust gas pipe for poor installation and damage.
Is the inspection result normal? YES >> GO TO 3.
NO >> Install exhaust gas pressure sensor and exhaust gas pipe properly.
3.CHECK EXHAUST GAS PRESSURE SENSOR 1 POWER SUPPLY CIRCUIT
1. Disconnect exhaust pressure sensor 1 harness connector.
2. Turn ignition switch ON.
3. Check the voltage between exhaust gas pressure sensor 1 harness connector and ground.
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 EXHAUST GAS PRESSURE SENSOR 1 GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF and wait at least 20 seconds.
2. Check the continuity between exhaust gas pressure sensor 1 harness connector and ECM harness connector.
3. Also check harness for short to ground and short to power.
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK EXHAUST PRESSURE SENSOR 1 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check the continuity between exhaust gas pressure sensor 1 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 6.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
6.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "Intermittent Incident".
Is the inspection result normal? YES >> Replace exhaust gas pressure sensor 1.
NO >> Repair or replace.
P0470 exhaust gas pressure sensor 1
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0470 is displayed with DTC P0651 or P2263, first perform trouble
diagnosis for DTC P0651 or P2263.
Refer to EC-975, "DTC Logic" (P0651), ...
P047A exhaust gas pressure sensor 2
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P047A is displayed with DTC P0651, first perform trouble diagnosis for
DTC P0651. Refer to EC-975,
"DTC Logic".
Diagnosis Procedure
1.CHE ...
Other materials:
C1105, C1106, C1107, C1108 wheel sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn
ignition switch OFF and
wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
With CONSULT-I ...
RHD
RHD : Wiring Diagram
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to GI-12, "Connector Information/Explanation
of Option Abbreviation".
...
Compressor dose dot operate
Description
SYMPTOM
Compressor dose not operate.
Diagnosis Procedure
NOTE:
• Perform self-diagnosis with CONSULT-III before performing symptom diagnosis.
If any malfunction result or
DTC is detected, perform the corresponding diagnosis.
• Check that refrigerant is enclosed in cooler cycle n ...