Circuit/System Verification
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON/Vehicle in Service Mode.
- Verify DTC P0602, P0610, P0630, or P064F is not set.
- If any of the DTCs are set
- Perform all necessary programming and setup procedures for the control module that sets the DTC.
- Verify the DTC does not set.
- If the DTC sets, replace the control module that sets the DTC.
- Go to next step: If the DTC does not set
- All OK.
- Go to next step: If none of the DTCs are set
- Verify DTC P0601, P0603, P0604, P0605, P0606, P0607, P060A, P060B, P060C, P062F, P06B8, P16E9, P16EA, P16EB, P16EC, P16ED, P16EE, P16EF, P16F0, P16F3, P16FD, P16FE, P262B, P30D6, P30D7, P30D8, P30D9, P30DA, P30DB, P30DC, P30DD, or P3186 is not set.
- If any of the DTCs are set
Replace the control module that sets the DTC.
- Go to next step: If none of the DTCs are set
- If any of the DTCs are set
- All OK