504 Generic diagnostic codes on file. Each shows the symptom for free — unlock the full diagnosis, repair steps, and field insights with a free account.
| Code | System | Symptom | Fix |
|---|---|---|---|
| P0192 | Fuel System | Engine Stalls Immediately | Unlock |
| P0193 | Fuel System | No Start / Crank Only | Unlock |
| P0194 | Fuel System | Engine Shudders and Cuts Out | Unlock |
| P0195 | Lubrication | MIL On Only | Unlock |
| P0196 | Lubrication | Service Engine Soon Light On | Unlock |
| P0197 | Lubrication | MIL On | Unlock |
| P0198 | Lubrication | MIL On | Unlock |
| P0199 | Lubrication | Oil Temp Gauge Fluctuates | Unlock |
| P0200 | Fuel System | Severe Misfire / Hard Stumble | Unlock |
| P0201 | Fuel System | Dead Misfire Cylinder 1 | Unlock |
| P0202 | Fuel System | Dead Misfire Cylinder 2 | Unlock |
| P0203 | Fuel System | Dead Misfire Cylinder 3 | Unlock |
| P0204 | Fuel System | Dead Misfire Cylinder 4 | Unlock |
| P0205 | Fuel System | Dead Misfire Cylinder 5 | Unlock |
| P0206 | Fuel System | Dead Misfire Cylinder 6 | Unlock |
| P0207 | Fuel System | Dead Misfire Cylinder 7 | Unlock |
| P0208 | Fuel System | Dead Misfire Cylinder 8 | Unlock |
| P0209 | Fuel System | Dead Misfire Cylinder 9 | Unlock |
| P0210 | Fuel System | Dead Misfire Cylinder 10 | Unlock |
| P0211 | Fuel System | Dead Misfire Cylinder 11 | Unlock |
| P0212 | Fuel System | Dead Misfire Cylinder 12 | Unlock |
| P0213 | Fuel System | Hard Starting when Cold | Unlock |
| P0214 | Fuel System | Extended Cranking in Cold Weather | Unlock |
| P0215 | Fuel System | Engine Crank No-Start | Unlock |
| P0216 | Fuel System | White Smoke / Loud Knocking | Unlock |
| P0217 | Cooling | Overheating Alarm / Red Dashboard Light | Unlock |
| P0218 | Transmission | Trans Slipping / Hot Fluid Smell | Unlock |
| P0219 | Engine | Engine Shutdown / Overspeed | Unlock |
| P0219 | Engine | Engine Shuts Down / Hard Cut-off | Unlock |
| P0220 | Air Intake | Limp Mode / Check Engine Light | Unlock |
| P0221 | Air Intake | Dead Pedal Zones / Hesitation | Unlock |
| P0222 | Air Intake | Engine Idles Only / Forced Idle Mode | Unlock |
| P0223 | Air Intake | Forced Limp Mode / High Engine Speed | Unlock |
| P0224 | Air Intake | Sudden Brief Drops in Engine Response | Unlock |
| P0225 | Air Intake | Limp Mode Actuated | Unlock |
| P0226 | Air Intake | Dead Accelerator Pedal Operation | Unlock |
| P0227 | Air Intake | Engine Forced into Low Idle State | Unlock |
| P0228 | Air Intake | Immediate Acceleration Limp Mode | Unlock |
| P0229 | Air Intake | Erratic Pedal Behavior on Rough Terrain | Unlock |
| P0230 | Fuel System | Engine Crank No-Start / No Pump Prime | Unlock |
| P0231 | Fuel System | Engine Starts and Instantly Dies | Unlock |
| P0232 | Fuel System | Fuel Pump Runs Nonstop with Key Off | Unlock |
| P0233 | Fuel System | Engine Sputters and Cuts Out Randomly | Unlock |
| P0234 | Air Intake | Sudden Engine Cutout Under Acceleration | Unlock |
| P0235 | Air Intake | No Boost Pressure / Slow Acceleration | Unlock |
| P0236 | Air Intake | Turbo Lag / Black Smoke under Load | Unlock |
| P0237 | Air Intake | Severe Underboost / No Turbo Power | Unlock |
| P0238 | Air Intake | Limp Mode / Harsh Fuel Cutout | Unlock |
| P0239 | Air Intake | Loss of Twin Turbo Synchronization | Unlock |
| P0240 | Air Intake | Poor Twin Turbo Transition Response | Unlock |
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