P2011

DTC P2011 INTAKE MANIFOLD RUNNER CONTROL CIRCUIT / OPEN (BANK 2)

1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of tumble generator valve motor.
Judge NG when the open signal is sent from IC after tumble generator valve driving IC diagnosis.




2. COMPONENT DESCRIPTION




3. ENABLE CONDITION

4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.

5. DIAGNOSTIC METHOD




Judge OK/NG by tumble generator valve driving IC, and then the result is sent to main IC. At the main IC, judge NG when the NG signal is sent for 10 times in a row. Judge OK and clear the NG when the OK signal is sent.

6. DTC CLEAR CONDITION
- When the OK idling cycle was completed 40 times in a row
- When "Clear Memory" was performed

7. MALFUNCTION INDICATOR LIGHT CLEAR CONDITION
- When the OK driving cycle was completed 3 times in a row
- When "Clear Memory" was performed

8. FAIL SAFE
Tumble generator valve opening
- For tumble generator valve all closing points learning, not allowed to update to closing side.
- For tumble generator valve all opening points learning, not allowed to update to opening side.
Tumble generator valve control
- Not allowed to move.

9. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)