Main 12 Causes of Overheating
WARNING: This page is about a different car, the 2006 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
MAIN 12 CAUSES OF OVERHEATING
| Engine | Step | Inspection item | Equipment | Standard | Reference | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OFF | 1 |
|
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No blocking | - | ||||||||
| 2 |
|
|
50 - 50% coolant mixture | "RECOMMENDED FLUIDS AND LUBRICANTS " | |||||||||
| 3 |
|
|
Coolant up to MAX level in reservoir tank and radiator filler neck | "CHANGING ENGINE COOLANT " | |||||||||
| 4 |
|
|
95 - 125 kPa (0.97 - 1.28 kg/cm2 , 14 - 18 psi) (Limit) | "CHECKING RESERVOIR CAP " | |||||||||
| ON(2) | 5 |
|
|
No leaks | "CHECKING COOLING SYSTEM FOR LEAKS " | ||||||||
| ON(2) | 6 |
|
|
Both hoses should be hot | "THERMOSTAT AND WATER PIPING " | ||||||||
| ON(1) | 7 |
|
|
Operating | See trouble diagnosis for DTC P1217 ( "DTC P1217 ENGINE OVER TEMPERATURE "). | ||||||||
| OFF | 8 |
|
|
Negative | - | ||||||||
| ON(3) | 9 |
|
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Gauge less than 3/4 when driving | - | ||||||||
|
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No overflow during driving and idling | "CHANGING ENGINE COOLANT " | ||||||||||
| OFF(4) | 10 |
|
|
Should be initial level in reservoir tank | "CHANGING ENGINE COOLANT " | ||||||||
| OFF | 11 |
|
|
0.1 mm (0.004 in) Maximum distortion (warping) | "INSPECTION AFTER DISASSEMBLY " | ||||||||
| 12 |
|
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No scuffing on cylinder walls or piston | "INSPECTION AFTER DISASSEMBLY " | |||||||||
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For more information, refer to "OVERHEATING CAUSE ANALYSIS ".