P2102 (U5/Low Emissions)

DTC P2102 - THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT LOW

OUTLINE OF DIAGNOSIS
Judge NG when the electronic control throttle power is not supplied even when ECM sets the electric control throttle relay to ON.




COMPONENT DESCRIPTION




ENABLE CONDITION

GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.

DIAGNOSTIC METHOD




Judge OK and clear the NG when the malfunction criteria are completed.

DTC CLEAR CONDITION
- When the OK idling cycle was completed 40 times in a row
- When "Clear Memory" was performed (Only engine stop)

MALFUNCTION INDICATOR LIGHT CLEAR CONDITION
- When the OK driving cycle was completed 3 times in a row
- When "Clear Memory" was performed (Only engine stop)

FAIL SAFE
Stop the continuity to the electronic control throttle motor. (Fix the throttle opening angle to 6 °.)

ECM OPERATION AT DTC SETTING
- Memorize the freeze frame data. (For test mode $02)
- Memorize the diagnostic value and trouble standard value. (For test mode $06)