NO.14 COOLING SYSTEM CONCERNS-RUNS COLD [WLT-1, WLT-2]
id010396913400
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14
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Cooling system concerns—runs cold
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DESCRIPTION
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• Engine does not reach normal operating temperature.
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POSSIBLE CAUSE
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• Thermostat malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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• Remove the thermostat from vehicle.
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Yes
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Inspect water temperature sender unit operation.
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No
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Replace thermostat
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2
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• Verify the test results. If normal, return to the diagnostic index to service any additional symptoms.
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