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Diagnostic Code Index

DIAGNOSTIC CODE INDEX

DTC Description
DTC C0221-C0227 
  • DTC C0221 Right Front Wheel Speed Sensor Circuit Open
  • DTC C0222 Right Front Wheel Speed Signal Missing
  • DTC C0223 Right Front Wheel Speed Signal Erratic
  • DTC C0225 Left Front Wheel Speed Sensor Circuit Open
  • DTC C0226 Left Front Wheel Speed Signal Missing
  • DTC C0227 Left Front Wheel Speed Signal Erratic
DTC C0229  Drop Out of Both Front Speed Sensors
DTC C0235-C0237 or P0609 
  • DTC C0235 Rear Wheel Speed Signal Circuit Open
  • DTC C0236 Rear Wheel Speed Signal Missing
  • DTC C0237 Rear Wheel Speed Signal Erratic
  • DTC P0609 Rear Wheel Speed Sensor Circuit
DTC C0238  Wheel Speed Mismatch
DTC C0241-C0254 
  • DTC C0241 EBCM Control Valve Circuit
  • DTC C0242 EBCM Control Valve Circuit
  • DTC C0243 EBCM Control Valve Circuit
  • DTC C0244 EBCM Control Valve Circuit
  • DTC C0245 EBCM Control Valve Circuit
  • DTC C0246 EBCM Control Valve Circuit
  • DTC C0247 EBCM Control Valve Circuit
  • DTC C0248 EBCM Control Valve Circuit
DTC C0265 or C0266 
  • DTC C0265 EBCM Motor Relay Circuit
  • DTC C0266 EBCM Motor Relay Circuit
DTC C0267 or C0268 
  • DTC C0267 Pump Motor Circuit Open
  • DTC C0268 Pump Motor Circuit Shorted
DTC C0269 or C0274 
  • DTC C0269 Excessive Dump Time
  • DTC C0274 Excessive Isolation Time
DTC C0271-C0273, C0284 
  • DTC C0271 EBCM Malfunction
  • DTC C0273 EBCM Malfunction
  • DTC C0284 EBCM Malfunction
DTC C0279  Powertrain Configuration Not Valid
DTC C0281  Stop Lamp Switch Circuit
DTC C0283  Mode Switch Circuit Malfunction
DTC C0287, P1644, or P1689 
  • DTC C0287 Delivered Torque Signal Malfunction
  • DTC P1644 Delivered Torque Circuit
  • DTC P1689 Traction Control Delivered Torque Output Circuit
DTC C0290 or C0292 
  • DTC C0290 Class 2 Data Link Malfunction
  • DTC C0292 Lost Communications With Engine Control System
DTC C0297  Powertrain Configuration Data Not Received
DTC C0298 or P0856 
  • DTC C0298 Powertrain Control Malfunction
  • DTC P0856 Traction Control Torque Request Circuit