Main 13 Causes of Overheating
INSPECTION ITEM REFERENCE CHART
| Engine | Step | Inspection item | Equipment | Standard | Reference | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OFF | 1 |
|
|
No blocking | - | ||||||||
| 2 |
|
|
50 - 50% coolant mixture | ANTI-FREEZE COOLANT MIXTURE RATIO | |||||||||
| 3 |
|
|
Coolant up to MAX level in reservoir tank and radiator filler neck | CHECKING ENGINE COOLANT LEVEL | |||||||||
| 4 |
|
|
59 - 98 kPa (0.6 - 1.0 kg/cm2 , 9 - 14 psi) (Limit) | CHECKING RADIATOR CAP | |||||||||
| ON(2) | 5 |
|
|
No leaks | CHECKING COOLING SYSTEM FOR LEAKS | ||||||||
| ON(2) | 6 |
|
|
Both hoses should be hot | THERMOSTAT AND WATER CONTROL VALVE | ||||||||
| ON(1) | 7 |
|
|
Operating | See trouble diagnosis for DTC P1217 ( ). | ||||||||
| OFF | 8 |
|
|
Negative | - | ||||||||
| ON(3) | 9 |
|
|
Gauge less than 3/4 when driving | - | ||||||||
|
|
No overflow during driving and idling | CHECKING ENGINE COOLANT LEVEL | ||||||||||
| OFF(4) | 10 |
|
|
Should be initial level in reservoir tank | CHECKING ENGINE COOLANT LEVEL | ||||||||
| OFF | 11 |
|
|
Within the specified value | THERMOSTAT AND WATER CONTROL VALVE | ||||||||
| OFF | 12 |
|
|
0.1 mm (0.004 in) Maximum distortion (warping) | CYLINDER HEAD | ||||||||
| 13 |
|
|
No scuffing on cylinder walls or piston | CYLINDER BLOCK | |||||||||
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For more information, Refer to "OVERHEATING CAUSE ANALYSIS ".