P0437 OBD II Trouble Code Catalyst Temperature Sensor Circuit Low (Bank 2, Sensor 1)

How to diagnose, repair, and info on causes of a P0437 engine code which involves the bank 2 sensor 1 catalyst temperature oxygen sensor circuit which is low. Also includes links to relevant forum topics on the code.

Symptoms of P0437 OBD II Trouble Code

Common Causes of P0437 OBD II Trouble Code

Severity of P0437 OBD II Trouble Code

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