FAILURE DIAGNOSIS
1-70
TNV DI Service Manual
DTCs (Diagnostic Trouble Codes) General Description
(3) P1224/2: Intermittent Failure with Rack Actuator Relay
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 rack actuator relay wiring may be disconnected or short-circuited with GND.
• The E-ECU internal circuitry may be faulty.
DTC
P1224/2
Intermittent Failure with Rack Actuator Relay
1 - Precondition; 2 - Detecting condition(s); 3 - Flashing pattern of failure indicator
Check points
1. Engine running.
2. Unconfirmed error detected 10 times.
3: Does not flash.
Connector
Harness
Rack actuator Relay
E-ECU
Error Mode
[Run As Is]:
After detecting the error, the system lets the engine continue to run without any
restrictions.
Run restricted?
No.
Recovery
Conditions
No.
Remarks
TNV_DI_SM_A4-Troubleshooting.book 70 ページ 2007年11月15日 木曜日 午後5時27分