MechanicDB
Fault Family System: Powertrain (P-Codes) 8 SAE Codes

Driver Mode Select Switch Circuit

Diagnostic & Technical Explanation
Code P05D0 (Driver Mode Select Switch A Circuit) sets when the ECM detects an open, shorted, or implausible signal from a driver-selectable drive-mode switch (e.g., Sport/Normal/Snow/Off-Road). Causes are worn rotary/push switch contacts, a stuck detent position, or chafed wiring at the console switch bank.

These 8 diagnostic trouble codes share one detection mechanism and one repair path, which is why MechanicDB groups them into a single authored fault family rather than repeating the same explanation 8 times.

Codes in this family (8)

CodeDefinitionRepair coverage
P05D0Driver Mode Select Switch A Circuit3 ranked fixes
P05D1Driver Mode Select Switch A Circuit Low3 ranked fixes
P05D2Driver Mode Select Switch A Circuit High3 ranked fixes
P05D3Driver Mode Select Switch A Range/Performance3 ranked fixes
P05D4Driver Mode Select Switch B Circuit3 ranked fixes
P05D5Driver Mode Select Switch B Circuit Low3 ranked fixes
P05D6Driver Mode Select Switch B Circuit High3 ranked fixes
P05D7Driver Mode Select Switch B Range/Performance3 ranked fixes

What this page does not show

This page publishes the fault mechanism and the code index. The licensed dataset adds, for every one of the 15,886 codes, the full authored repair set (56,729 procedures in total) with the fields deliberately withheld here: