Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
To diagnose the B11D9 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The Steering Column Control Module (SCCM) continuously monitors input voltage for correct operation. If voltage outside of defined limits is detected by the SCCM, the applicable DTC sets. DTC B11D9 can set if the vehicle battery has been discharged. The vehicle battery may become discharged due to excessive load(s) on the charging system from aftermarket accessories or if the vehicle has been left unattended with the accessories on. The OBDII code sets if the SCCM detects battery voltage below 8 volts on the battery voltage supply circuit.
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