FAILURE DIAGNOSIS
1-36
TNV DI Service Manual
DTCs (Diagnostic Trouble Codes) General Description
(2) P2229/3: Failure with Atmospheric Pressure Sensor (High Voltage)
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 SENSOR GND wire may be disconnected.
•
The sensor signal wire may be short-circuited with POWER SUPPLY.
• The atmospheric pressure sensor may be faulty.
•
Sensor output defect by a short circuit with power supply of the atmospheric pressure sensor inner wiring
• The E-ECU internal circuitry may be faulty.
DTC
P2229/3
Failure with Atmospheric Pressure Sensor (High Voltage)
1 - Precondition; 2 - Detecting condition(s);
3 - Flashing pattern of failure indicator
Check points
1. Key switch ON.
2. Sensor voltage 4.8 [V] or higher.
3. One flash followed by nine flashes.
Harness
Atmospheric pressure sensor
Error Mode
[Run Under Restrictions]:
The engine continues to run with the atmospheric pressure unchanged from the pre-
error value.
Run restricted?
Yes: The altitude compensation function is disabled.
Recovery
Conditions
No.
Remarks
TNV_DI_SM_A4-Troubleshooting.book 36 ページ ２００７年１１月１５日 木曜日 午後５時２７分
