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Home >> Pontiac >> 2008 >> Grand Prix Base >> Repair and Diagnosis >> Brakes >> Anti-Lock Brake System, Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> DTC C0244 or P1689 >> Circuit/System Verification

Circuit/System Verification

Engine ON, observe the scan tool delivered torque signal duty cycle from the PCM/ECM to the EBCM in the PCM or ECM scan tool data list. The displayed value should be 90 percent.