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:
B2109 steering lock relay
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2109 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
PCS-30, "DTC Logic".
• When IPDM E/R power supply voltage is low (Approx. 7 - 8 V for about 1
second), the DTC B2109 may be
detected.
DTC ...
Removal and installation
PUSH-BUTTON IGNITION SWITCH
Removal and Installation
REMOVAL
1. Remove the NATS antenna amp. Refer to SEC-167, "Removal and
Installation".
2. Remove the push-button ignition switch.
1. Disengage the push-button ignition switch fixing pawls
using minus driver etc.
2. Press the pu ...
Key switch
Component Function Check
1.CHECK FUNCTION
1. Select “DOOR LOCK” of “BCM” using CONSULT-III.
2. Select “KEY ON SW” in “DATA MONITOR” mode.
3. Check that the function operates normally according to the following
conditions.
Is the inspection result normal?
YES >> Key switch is OK.
N ...
