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2 CHECK APP SENSOR POWER SUPPLY CIRCUIT
1. Disconnect accelerator pedal position (APP) sensor harness connector.
2. Turn ignition switch “ON”.
SEC081D
3. Check voltage between APP sensor terminals 4, 6 and ground with CONSULT-II or tester.
MTBL1167
SEC092D
OK or NG
OK © GO TO 4.
NG © GO TO 3.
3 DETECT MALFUNCTIONING PART
Check the following.
I Harness connectors M161, F68
I Harness connectors M162, F55
I Harness for open or short between ECM and accelerator pedal position sensor
OK © Repair open circuit or short to ground or short to power in harness or connectors.
4 CHECK APP SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch “OFF”.
2. Check harness continuity between APP sensor terminals 1, 3 and engine ground.
Refer to Wiring Diagram.
Continuity should exist.
3. Also check harness for short to ground and short to power.
OK or NG
OK © GO TO 6.
NG © GO TO 5.
DTC P0226 APP SENSOR
Diagnostic Procedure (Cont’d)
EC-308
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