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Home › Subaru › 1990 › XT 1.8 5 › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes - PFI › Diagnostic Code Chart › Code 21: Coolant (Water) Temperature Sensor

Code 21: Coolant (Water) Temperature Sensor

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

G118389

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

G121909