Symptom diagnosis

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING NVH troubleshooting Chart 1. Locate the area where noise occurs. 2. Confirm the type of noise. 3. Specify the operating condition of engine ...

Drive belt

Exploded View 1. Alternator 2. Drive belt auto-tensioner 3. Crankshaft pulley 4. A/C compressor 5. Water pump 6. Drive belt A. Possible use range B. Range when new drive belt is inst ...

Other materials:

Diagnosis system (ECM)
Diagnosis description Diagnosis description : 1st Trip Detection Logic and Two Trip Detection Logic When a malfunction is detected for the first time, 1st trip DTC and 1st trip Freeze Frame data are stored in the ECM memory. The MIL will not illuminate at this stage. <1st trip> If the s ...

P1642 thermoplunger control unit
DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.CHECK THERMOPLUNGER CONTROL UNIT POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect thermoplunger control unit harness connector. 3. Check the voltage between thermoplunger control unit harness connector and ground. Is the ...

Positive crankcase ventilation
Inspection 1.CHECK PCV VALVE With engine running at idle, remove PCV valve from rocker cover. A properly working valve makes a hissing noise as air passes through it. A strong vacuum should be felt immediately when a finger is placed over valve inlet. Is the inspection result normal? YES &g ...