C02xx OBD-II Codes (C0200–C0299)

100 fault codes in the C02xx range. Click any code for causes, diagnostic steps, severity, and common fixes.

C0200 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0201 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0202 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0203 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0204 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0205 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0206 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0207 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0208 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0209 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0210 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0211 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0212 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0213 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0214 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0215 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0216 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0217 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0218 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0219 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0220 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0221 serious
Right Front Wheel Speed Sensor Circuit Open (GM)
C0222 serious
Right Front Wheel Speed Signal Missing (GM)
C0223 serious
Right Front Wheel Speed Signal Erratic (GM)
C0224 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0225 serious
Left Front Wheel Speed Sensor Circuit Open (GM)
C0226 serious
Left Front Wheel Speed Signal Missing (GM)
C0227 serious
Left Front Wheel Speed Signal Erratic (GM)
C0228 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0229 serious
Drop Out of Front Wheel Speed Signals (GM)
C0230 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0231 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0232 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0233 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0234 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0235 serious
Rear Wheel Speed Signal Circuit Open (GM)
C0236 serious
Rear Wheel Speed Signal Circuit Missing (GM)
C0237 serious
Rear Wheel Speed Signal Erratic (GM)
C0238 serious
Wheel Speed Mismatch (GM)
C0239 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0240 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0241 serious
EBCM Control Valve Circuit (GM)
C0242 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0243 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0244 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0245 serious
Wheel Speed Sensor Frequency Error (GM)
C0246 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0247 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0248 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0249 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0250 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0251 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0252 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0253 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0254 serious
EBCM Control Valve Circuit (GM)
C0255 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0256 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0257 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0258 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0259 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0260 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0261 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0262 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0263 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0264 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0265 serious
EBCM Relay Circuit (GM)
C0266 serious
EBCM Relay Circuit (GM)
C0267 serious
ABS Pump Motor Circuit Open/Shorted (GM)
C0268 serious
ABS Pump Motor Circuit Open/Shorted (GM)
C0269 serious
Excessive Dump/Isolation Time (GM)
C0270 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0271 serious
EBCM Malfunction (GM)
C0272 serious
EBCM Malfunction (GM)
C0273 serious
EBCM Malfunction (GM)
C0274 serious
Excessive Dump/Isolation Time (GM)
C0275 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0276 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0277 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0278 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0279 moderate
Powertrain Configuration Not Valid (GM)
C0280 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0281 serious
Brake Switch Circuit (GM)
C0282 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0283 serious
Traction Switch Shorted to Ground (GM)
C0284 serious
EBCM Malfunction (GM)
C0285 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0286 serious
ABS Indicator Lamp Circuit Shorted to B+ (GM)
C0287 moderate
Delivered Torque Circuit (GM)
C0288 serious
Brake Warning Lamp Circuit Shorted to B+ (GM)
C0289 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0290 serious
Lost Communications With PCM (GM)
C0291 serious
Lost Communications With BCM (GM)
C0292 serious
Lost Communications With PCM (GM)
C0293 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0294 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0295 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0296 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
C0297 moderate
Powertrain Configuration Data Not Received (GM)
C0298 serious
Powertrain Indicated Traction Control Malfunction (GM)
C0299 moderate
Not assigned in the generic OBD-II standard - if your scan tool shows this code, it is manufacturer-specific; verify the meaning in your make's service information
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