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DTC P1229 SENSOR POWER SUPPLY EC-447 C D E F G H I J K L M A EC Revision: 2004 November 2004 Murano 2. CHECK ACCELERATOR PEDAL POSITION SENSOR 1 POWER SUPPLY CIRCUIT 1. Disconnect accelerator pedal position (APP) sensor harness 2. Turn ignition switch ON. 3. Check voltage between APP sensor terminal 4 and ground with OK or NG OK >> GO TO 5. NG >> GO TO 3. 3. CHECK SENSOR POWER SUPPLY CIRCUITS Check harness for short to power and short to ground, between the following terminals. OK or NG OK >> GO TO 4. NG >> Repair short to ground or short to power in harness or connectors. 4. CHECK COMPONENTS Check the following. ● EVAP control system pressure sensor (Refer to EC-310, "Component Inspection" .) ● Refrigerant pressure sensor (Refer to ATC-83, "COMPONENT INSPECTION" .) ● Power steering pressure sensor (Refer to EC-360, "Component Inspection" OK or NG OK >> GO TO 7. NG >> Replace malfunctioning component. 5. CHECK APP SENSOR Refer to EC-573, "Component Inspection" OK or NG OK >> GO TO 7. NG >> GO TO 6. PBIB1366E Voltage: Approximately 5V PBIB1808E ECM terminal Sensor terminal Reference Wiring Diagram 90 APP sensor terminal 4 48 EVAP control system pressure sensor terminal 3 49 Refrigerant pressure sensor terminal 1 91 PSP sensor terminal 3 |