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Check Conditions ⦆ Engine speed is between 440 and 6,500 r/min. ⦆ Engine coolant temperature is higher than -10°C ⦆ Barometric pressure is higher than 76 kPa (22.4 ⦆ Volumetric efficiency is at between 30 and 60 ⦆ Adaptive learning is complete for the vane which ⦆ While the engine is running, excluding gear shifting, ⦆ The throttle deviation is -0.06 V/10 ms to +0.06 V/ Judgement Criteria (change in the angular ⦆ Misfire has occurred more frequently than allowed or ⦆ Misfire has occurred in 15 or more of the last 1,000 OBD-II DRIVE CYCLE PATTERN TROUBLESHOOTING HINTS (The most likely ⦆ Spark plug failed. ⦆ Ignition system related part(s) failed. ⦆ Low compression pressure. ⦆ ECM failed.
DIAGNOSIS STEP 1. Check the No. 2 cylinder ignition coil spark. (1) Remove the No. 2 cylinder ignition coil. AA00 ZK603365 Spark plug (2) Remove the No. 2 cylinder spark plug and connect to the (3) Ground the No. 2 cylinder spark plug side electrode securely. ⦆ When the engine is cranked, the spark plug should spark. Q:Did it spark? YES: Go to Step 3. NO: Go to Step 2. STEP 2. Check the No. 2 cylinder spark plugs. Q:Is the spark plug normal? YES: Refer to, INSPECTION PROCEDURE 24 - Ignition Circuit NO: Replace the No. 2 cylinder spark plug. Then go to Step 5. STEP 3. Check the compression. Q:Are there any abnormalities? MULTIPORT INJECTION SYSTEM (MFI) <DIAGNOSIS> 13Ab-399 DIAGNOSTIC TROUBLE CODE PROCEDURES |