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Code 21 - Coolant (Water) Temperature Sensor
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Code 21 - Coolant (Water) Temperature Sensor
Fig 1: Code 21 - Wiring Schematic
Courtesy of SUBARU OF AMERICA, INC.
Fig 2: Code 21 - Diagnostic Flowchart
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.
Courtesy of SUBARU OF AMERICA, INC.