Page 1690 of 2896
DTC P2127, P2128 APP SENSOR
EC-521
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EC
Revision: June 20062007 Versa
Wiring DiagramUBS00QN5
BBWA2653E
Page 1693 of 2896
EC-524Revision: June 2006
DTC P2127, P2128 APP SENSOR
2007 Versa
3. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between APP sensor terminal 5 and ECM terminal 102.
Refer to Wiring Diagram.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-III
Check harness for short to power and short to ground, between the following terminals.
OK or NG
OK >> GO TO 5.
NG >> Repair short to ground or short to power in harness or connectors.
5. CHECK COMPONENTS
Check the following.
Crankshaft position sensor (POS) (Refer to EC-326, "Component Inspection" .)
Refrigerant pressure sensor (Refer to MTC-24, "TROUBLE DIAGNOSIS" .)
OK or NG
OK >> GO TO 10.
NG >> Replace malfunctioning component.
6. CHECK APP SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between ECM terminal 104 and APP sensor terminal 1.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 7.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
7. CHECK APP SENSOR 2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between ECM terminal 103 and APP sensor terminal 6.
Refer to Wiring Diagram.
2. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 8.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.Continuity should exist.
ECM terminal Sensor terminal Reference Wiring Diagram
74 Refrigerant pressure sensor terminal 3EC-587, "
Wiring Diagram"
75 Crankshaft position sensor (POS) terminal 1EC-321, "Wiring Diagram"
102 APP sensor terminal 5EC-521, "Wiring Diagram"
Continuity should exist.
Continuity should exist.
Page 1697 of 2896
EC-528Revision: June 2006
DTC P2135 TP SENSOR
2007 Versa
Wiring DiagramUBS00QND
BBWA2657E
Page 1699 of 2896
EC-530Revision: June 2006
DTC P2135 TP SENSOR
2007 Versa
2. CHECK THROTTLE POSITION SENSOR POWER SUPPLY CIRCUIT
1. Disconnect electric throttle control actuator (1) harness connec-
tor.
–: Vehicle front
2. Turn ignition switch ON.
3. Check voltage between electric throttle control actuator terminal
2 and ground with CONSULT-II or tester.
OK or NG
OK >> GO TO 3.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
3. CHECK THROTTLE POSITION SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between electric throttle control actuator terminal 4 and ECM terminal 36.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK THROTTLE POSITION SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between the following;
electric throttle control actuator terminal 1 and ECM terminal 33,
electric throttle control actuator terminal 3 and ECM terminal 34.
Refer to Wiring Diagram.
2. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK THROTTLE POSITION SENSOR
Refer to EC-531, "
Component Inspection" .
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
PBIB3325E
Voltage: Approximately 5V
PBIB3 311 E
Continuity should exist.
Continuity should exist.
Page 1703 of 2896
EC-534Revision: June 2006
DTC P2138 APP SENSOR
2007 Versa
Wiring DiagramUBS00QNL
BBWA2654E
Page 1706 of 2896
DTC P2138 APP SENSOR
EC-537
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EC
Revision: June 20062007 Versa
3. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-I
1. Turn ignition switch ON.
2. Check voltage between APP sensor terminal 5 and ground with
CONSULT-II or tester.
OK or NG
OK >> GO TO 7.
NG >> GO TO 4.
4. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between APP sensor terminal 5 and ECM terminal 102.
Refer to Wiring Diagram.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
5. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT-III
Check harness for short to power and short to ground, between the following terminals.
OK or NG
OK >> GO TO 6.
NG >> Repair short to ground or short to power in harness or connectors.
6. CHECK COMPONENTS
Check the following.
Crankshaft position sensor (POS) (Refer to EC-326, "Component Inspection" .)
Refrigerant pressure sensor (Refer to MTC-24, "TROUBLE DIAGNOSIS" .)
OK or NG
OK >> GO TO 11.
NG >> Replace malfunctioning component.Voltage: Approximately 5V
PBIA9607J
Continuity should exist.
ECM terminal Sensor terminal Reference Wiring Diagram
74 Refrigerant pressure sensor terminal 3EC-587, "
Wiring Diagram"
75 Crankshaft position sensor (POS) terminal 1EC-321, "Wiring Diagram"
102 APP sensor terminal 5EC-534, "Wiring Diagram"
Page 1707 of 2896
EC-538Revision: June 2006
DTC P2138 APP SENSOR
2007 Versa
7. CHECK APP SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check harness continuity between the following;
ECM terminal 111 and APP sensor terminal 2,
ECM terminal 104 and APP sensor terminal 1.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 8.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
8. CHECK APP SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check harness continuity between the following;
ECM terminal 110 and APP sensor terminal 3,
ECM terminal 103 and APP sensor terminal 6.
Refer to Wiring Diagram.
2. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 9.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
9. CHECK APP SENSOR
Refer to EC-539, "
Component Inspection" .
OK or NG
OK >> GO TO 11.
NG >> GO TO 10.
10. REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly.
2. Perform EC-77, "
Accelerator Pedal Released Position Learning" .
3. Perform EC-78, "
Throttle Valve Closed Position Learning" .
4. Perform EC-78, "
Idle Air Volume Learning" .
>>INSPECTION END
11 . CHECK INTERMITTENT INCIDENT
Refer to EC-143, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>>INSPECTION END Continuity should exist.
Continuity should exist.
Page 1711 of 2896
EC-542Revision: June 2006
DTC P2A00 A/F SENSOR 1
2007 Versa
Wiring Diagram UBS00QNT
BBWA2631E
