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Home >> Subaru >> 1990 >> XT6 2.7 9, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - PFI >> Diagnostic Code Chart >> Code 21: Coolant (Water) Temperature Sensor
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Code 21: Coolant (Water) Temperature Sensor

Fig 1: Wiring Schematic - Code 21, Coolant (Water) Temperature Sensor
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Fig 2: Flow Chart - Code 21, Coolant (Water) Temperature Sensor
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