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EC-1316
[YD (WITH EURO-OBD)]
DTC P0652, P0653 SENSOR POWER SUPPLY
2. CHECK APP SENSOR 2 POWER SUPPLY CIRCUIT
1. Disconnect accelerator pedal position (APP) sensor harness
connector.
2. Turn ignition switch ON.
3. Check voltage between APP sensor terminal 4 and ground with
CONSULT-II or tester.
OK or NG
OK >> GO TO 5.
NG >> GO TO 3.
3. CHECK SENSOR POWER SUPPLY CIRCUITS
Check the following.
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.
● Camshaft position sensor (Refer to EC-1213, "Component Inspection" .)
● Fuel rail pressure sensor (Refer to EC-1150, "Component Inspection" .)
● Turbocharger boost sensor (Refer to EC-1195, "Component Inspection" .)
● Differential exhaust pressure sensor (Refer to EC-1264, "Component Inspection" .)
● Throttle position sensor (Refer to EC-1402, "Component Inspection" .)
● Refrigerant pressure sensor (Refer to ATC-90, "COMPONENT INSPECTION" .)
OK or NG
OK >> GO TO 5.
NG >> Replace malfunctioning component.
PBIB1893E
Voltage: Approximately 5.3V
PBIB0915E
ECM terminal Sensor terminal Reference Wiring Diagram
90 APP sensor terminal 4 EC-1313
45 Camshaft position sensor terminal 3 EC-1209
63 Fuel rail pressure sensor terminal 1 EC-1146
64
Turbocharger boost sensor terminal 1 EC-1191
Differential exhaust pressure sensor terminal 1 EC-1260
Throttle position sensor terminal 2 EC-1399
Refrigerant pressure sensor terminal 3 EC-1437
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