Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Hyundai Tucson GL, Automatic TransFACTORY OEM SERVICE PROCEDURE
DTC Index
DTC INDEX
| DTC | Description |
|---|---|
| DTC P0300 | Random/Multiple Cylinder Misfire Detected |
| DTC P0301 | Cylinder 1 - Misfire detected |
| DTC P0302 | Cylinder 2 - Misfire detected |
| DTC P0303 | Cylinder 3 - Misfire detected |
| DTC P0304 | Cylinder 4 - Misfire detected |
| DTC P0315 | Camshaft Position (CMP) Sensor Error |
| DTC P0326 | Knock Sensor 1 Circuit Range/Performance (Bank 1 or Single Sensor) |
| DTC P0335 | Crankshaft Position Sensor 'A' Circuit |
| DTC P0336 | Crankshaft Position Sensor 'A' Circuit Range/Performance |
| DTC P0340 | Camshaft Position Sensor 'A' Circuit (Single Sensor) |
| DTC P0341 | Camshaft Position Sensor A Circuit Range/Performance (Bank 1) |
| DTC P0365 | Camshaft Position Sensor B Circuit Malfunction (Bank 1) |
| DTC P0366 | Camshaft Position Sensor 'B' Circuit Range/Performance (Bank 1) |
| DTC P0420 | Catalyst System Efficiency Below Threshold (Bank 1) |
| DTC P0441 | Evaporative Emission System Incorrect Purge Flow |
| DTC P0442 | Evaporative Emission System - Leak Detected (Small Leak) |
| DTC P0444 | Evaporative Emission System - Purge Control Valve Circuit Open |
| DTC P0445 | Evaporative Emission System - Purge Control Valve Circuit Shorted |
| DTC P0447 | Evaporative Emission System - Vent Control Circuit Open |
| DTC P0448 | Evaporative Emission System - Vent Control Circuit Shorted |
| DTC P0449 | Evaporative Emission System - Vent Valve/Solenoid Circuit |
| DTC P0451 | Evaporative Emission System - Pressure Sensor Range/Performance |
| DTC P0452 | Evaporative Emission System - Pressure Sensor Low Input |
| DTC P0453 | Evaporative Emission System - Pressure Sensor High Input |
| DTC P0454 | Evaporative Emission System - Pressure Sensor Intermittent |
| DTC P0455 | Evaporative Emission System - Leak Detected (Large Leak) |
| DTC P0456 | Evaporative Emission System - Leak Detected (Very Small Leak) |
| DTC P0461 | Fuel Level Sensor 'A' Circuit Range/Performance |
| DTC P0462 | Fuel Level Sensor 'A' Circuit Low Input |
| DTC P0463 | Fuel Level Sensor 'A' Circuit High Input |
| DTC P0464 | Fuel Level Sensor 'A' Circuit Intermittent |
| DTC P0504 | Brake Switch 'A'/'B' Correlation |
| DTC P0506 | Idle Air Control System - RPM Lower than Expected |
| DTC P0507 | Idle Air Control System - RPM Higher than Expected |
| DTC P0532 | A/C Refrigerant Pressure Sensor 'A' Circuit Low Input |
| DTC P0533 | A/C Refrigerant Pressure Sensor 'A' Circuit High Input |
| DTC P0560 | System Voltage |
| DTC P0562 | System Voltage Low |
| DTC P0563 | System Voltage High |
| DTC P0564 | Cruise Control Multi-Function Input A Circuit |
| DTC P0605 | Internal Control Module Read Only Memory (ROM) Error |
| DTC P0620 | Alternator Control Circuit |
| DTC P0625 | Generator Field/F Terminal Circuit Low |
| DTC P0626 | Generator Field/F Terminal Circuit High |
| DTC P0630 | VIN Not Programmed or Incompatible - ECM/PCM |
| DTC P0638 | Throttle Actuator Control Range/Performance (Bank 1) |
| DTC P0642 | Sensor Reference Voltage 'A' Circuit Low |
| DTC P0643 | Sensor Reference Voltage 'A' Circuit High |
| DTC P0650 | Malfunction Indicator Lamp (MIL) Control Circuit |
| DTC P0652 | Sensor Reference Voltage 'B' Circuit Low |
| DTC P0653 | Sensor Reference Voltage 'B' Circuit High |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.