Troubleshooting SymptomSuspect areaRemedyEngine misfire with abnormal internal lower engine noises.Worn crankshaft bearings.Loose or damaged engine drive plate.
Removal and Installation 1. Remove the engine cover (A). • Lift up the lower end of engine cover, then left and right alternately.
Inspection 1. Ignition "ON" 2. Using the scan tool. 3. Emit intensive light toward photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and reduce with lower intensive light.
Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor voltage is not operated well, substitute with a known-good blower motor and check for proper operation. 3. If the problem is corrected, replace the blower motor.