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C135D on the 2020 Bentley Continental

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.

Bulletins for this model year that name C135D
2058837.52023-11-06. Service bulletin. DTC's C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Customer Statement: -DTC's C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Diagnostic address 44
2058837.42022-12-07. Service bulletin. DTCs C135DF0 and/or C12F000 evident within the steering rack and power steering control unit (J500) Technical Background: -Refer to the measure section of this TPI
2058837/32021-10-06. Service bulletin. DTC's C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Customer statement / workshop findings: DTC's C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Diagnostic address 44 Referring to Figure 1 Check and confirm the Software version number is 2110 - Should the Software version number be at 2110 the operative should conduct Section 1 of this TPI - Should the Software version number be one of the versions shown below, the operative should conduct Section 2 of this TPI
2058837/22020-11-04. Service bulletin. DTC's C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500). Customer statement / workshop findings: DTC's C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Diagnostic address 44 Technical background: Refer to the Measure section of this TPI
2058837/12020-04-03. Service bulletin. DTCs C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Customer statement / workshop findings DTCs C135DF0 and/or C12F000 evident within the Steering rack and power steering control unit (J500) Diagnostic address 44 Technical background Refer to the Measure section of this TPI

5 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.