Symptoms
|
Possible Causes
|
Remedy
|
Coolant leakage
|
•
|
From the bleed hole of the water pump
|
|
Visually check
|
•
|
Check leaks after about ten-minute warming up.
|
|
•
|
If coolant still leaks, replace a 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 or any cracks of the water pump.
|
|
•
|
Poor material. If any crack 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 a drive belt
|
•
|
After removing a water pump and a 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 a water pump
|
•
|
After removing a water pump and a drive belt, check noise
again.
|
|
•
|
If there is any interference between them, replace the
water pump with a new one.
|
|
Overheating
|
|
Loosened impeller
|
•
|
Corrosion of the impeller wing
|
|
•
|
Poor coolant quality / Maintenance check
|
|
•
|
Impeller seperation from the shaft
|
|
•
|
Replace the water pump.
|
|
See also:
Rear Hub - Carrier Inspection
1.
Check the hub for cracks and the splines for wear.
2.
Check the brake disc for scoring and damage.
3.
C ...
Rear Drum Brake
Components
1. Shoe hold down pin
2. Shoe adjuster
3. Upper return spring
4. Adjusting lever
5. Shoe
6. Adjusting spring
7. Lower return spring
8. Shoe hold spri ...
System Circuit Diagram
Terminal Function
No.
Function
Wire color
1
GND
Back
2
IG2
Red
3
Switch Signal
White
...