P00C1 – Turbocharger/Supercharger Bypass Valve ‘B’ Control Circuit Low

P00C1 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P00C1 Possible Causes

Faulty Turbocharger Bypass 2 (TCBY2) valve,TCBY2 harness is open or shorted,TCBY2 circuit poor electrical connection

P00C1 Description

The Powertrain Control Module (PCM) continuously monitors the Turbocharger Bypass 2 (TCBY2) circuit for concerns. The P00C2 code sets when the PCM detects a short to ground in the circuit