Troubleshooting Trouble Symptom Probable cause Remedy Vehicle pulls to one side Scoring of driveshaft ball joint Replace Wear, rattle or scoring of wheel bearing Replace Defective front suspension and steering Adjustment or Replace Vibartion Wear, damage or bending of driveshaft Replace Driveshaft rattle and hub serration Replace Wear, rattle or scratching of wheel bearing Replace Shimmy Defective wheel balance Adjustment or Replace Defective front suspension and steering Adjustment or Replace Excessive noise Wear, damage or bending of driveshaft Replace Rattle of driveshaft and worn hub splines Replace Wear, rattle or scoring of wheel bearing Replace Loose hub nut Adjustment or Replace Defective front suspension and steering Adjustment or Replace
Components 1. Brake disc 2. Front hub 3. Dust cover 4. Front axle 5. Hub bearing 6. Snap ring
Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.
Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation.