DTC P1712: Engine Torque Control Signal #2 Circuit Malfunction
- OUTLINE OF DIAGNOSIS
Judge NG when detecting the difference 250 times in a row by comparing the CPU output with signal line output every 10 milliseconds.
- ENABLE CONDITION ENABLE CONDITION
Secondary Parameters Enable Conditions None - GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
- DIAGNOSTIC METHOD
Judgment Value
JUDGMENT VALUEMalfunction Criteria Threshold Value Vc at "ON" signal from ECM High Vc at "OFF" signal from ECM Low Time Needed for Diagnosis: 2.5 seconds
Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.
- DTC CLEAR CONDITION
- When the OK idling cycle is completed 40 times in a row
- When "Clear Memory" was performed
- MALFUNCTION INDICATOR LIGHT CLEAR CONDITION
- When the OK driving cycle was completed 3 times in a row
- When "Clear Memory" was performed
- FAIL SAFE
None
- ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)