Trouble Symptom
|
Probable Cause
|
Remedy
|
Coolant leakage
|
• |
From the bleed hole of the water pump
|
|
Visually check
|
• |
Check leaks after about 10 minutes of warming up.
|
|
• |
If coolant still leaks, replace the water pump.
|
|
• |
If leakage stops, reuse the water pump. (Do not replace the
pump with a new one.)
|
|
|
• |
Check the tightening of the water pump mounting bolts.
|
|
• |
Retighten the mounting bolts.
|
|
• |
Check damage of gaskets or inflow of dust.
|
|
• |
Replace the gasket and clean dust off.
|
|
• |
From outer surface of water pump
|
|
• |
Check the material for any cracks of the water pump.
|
|
• |
Material defect. If any cracks are found, replace the water
pump.
|
|
Noise
|
|
Inspection with a stethoscope
|
• |
After starting the engine, check noise with a stethoscope.
|
|
• |
If there is no noise, reuse the water pump (do not replace it).
|
|
• |
If there is any noise from the water pump, remove the drive
belt and recheck.
|
|
Inspection after removing the drive belt.
|
• |
After removing the water pump and the drive belt, check noise
again.
|
|
• |
If there is noise, reuse the water pump. Check other drive line
parts.
|
|
• |
If there is no noise, replace the water pump with a new one.
|
|
Inspection after removing the water pump
|
• |
After removing the water pump and the drive belt, check noise
again.
|
|
• |
If there is any interference between them, replace the water
pump with a new one.
|
|
Overheating
|
|
Loose impeller
|
|
• |
Poor coolant quality / Maintenance check
|
|
• |
Impeller seperated from the shaft
|
|
• |
Replace the water pump.
|
|
Description and operation
Description and Operation
Electric Thermostat (ECT)
Overview
Optimal control of coolant temperature depending on the driving conditions
Operation Principle
Electric Thermostat (ECT) Structure
Repair procedures
Removal
•
Be careful not to damage the parts located under the vehicle
(floor under cover, fuel filter, fuel tank and canister) when
raising the vehicle using the lift...
Other information:
Charging System
Warning Light
When this warning light illuminates
while the engine is running, the battery
is not being charged. Immediately
turn OFF all electrical accessories.
Try not to use electrically operated
controls, such as the power windows...
Description of ESP
ESP recognizes critical driving conditions, such as panic reactions in dangerous
situations, and stabilizes the vehicle by wheel-individual braking and engine
control intervention.
ESP adds a further function known as Active Yaw Control (AYC) to the ABS, TCS,
EBD and ESP functions...