FAILURE DIAGNOSIS
1-18
TNV DI Service Manual
DTCs (Diagnostic Trouble Codes) General Description
(4) P0123/1: Accelerator Sensor Error (foot pedal-close position)
DTC Detecting Conditions
Movement at Error occurrence
Estimation of Failure cause/Error condition
• The connector may not be properly connected.
• Wiring defect of the harness
•
The wiring for the foot pedal Normally Closed switch may be disconnected.
•
The wiring for the foot pedal Normally Open switch may be short-circuited with GND.
• The foot pedal may be faulty.
•
The foot pedal inner wiring may be disconnected or short-circuited with GND.
• The E-ECU internal circuitry may be faulty.
DTC
P1125/1
Accelerator Sensor Error (foot pedal-close position)
1 - Precondition; 2 - Detecting condition(s);
3 - Flashing pattern of failure indicator
Check points
1. Key switch ON.
2. With sensor voltage at or below 0.65[V], foot pedal Normally
Open switch detected being ON or foot pedal Normally Closed
Switch detected being OFF.
3. Five flashes.
Harness
Foot pedal
Error Mode
[Run Under Restrictions]:
The engine runs at a constant rotational speed.
Run restricted?
Yes: The target speed is set to the "on-error target speed (standard value: 1500[min
-1
])"
or “pre-error target speed”.
Recovery
Conditions
No.
Remarks
TNV_DI_SM_A4-Troubleshooting.book 18 ページ ２００７年１１月１５日 木曜日 午後５時２７分
