P0340

DTC P0340 CAMSHAFT POSITION SENSOR "A" CIRCUIT (BANK 1 OR SINGLE SENSOR)

1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of the camshaft position sensor.
Judge as NG when the number of camshaft signals remains abnormal.




2. COMPONENT DESCRIPTION




3. ENABLE CONDITIONS

4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.

5. DIAGNOSTIC METHOD




Abnormality Judgment
If a condition where the number of camshaft position sensor signals for 2 engine revolutions is not 3 times, continues for more than 3 seconds.
Judge as OK and clear the NG when the given criteria are not established.




- Normality Judgment
Judge as OK and clear the NG when the malfunction criteria are met.

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

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

8. FAIL SAFE
Make the oil flow control solenoid valve driving duty a predetermined value (9.36%).

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