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.
2001 Hyundai Tiburon StandardFACTORY OEM SERVICE PROCEDURE
Engine Controls - Self-Diagnostics
- Introduction
- Self-Diagnostic System
- Diagnostic Trouble Code Definitions
- Engine Control Module (ECM) Location
- Summary
- Intermittent Diagnostic Trouble Codes
- Connector Terminal Identification
- Diagnostic Tests
- Notes
- DTC P0102 Or P0103: Mass Airflow (MAF) Sensor
- DTC P0112 Or P0113: Intake Air Temperature (IAT) Sensor Circuit
- DTC P0116, P0117 Or P0118: Engine Coolant Temperature (ECT) Sensor Circuit
- DTC P0121, P0122 Or P0123: Throttle Position (TP) Sensor Circuit
- DTC P0130 Or P0136: Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0131 Or P0137: Heated Oxygen Sensor (Ho2S) Circuit Low Voltage
- DTC P0132 Or P0138: Heated Oxygen Sensor (Ho2S) Circuit High Voltage
- DTC P0133 Or P0134: Front Heated Oxygen Sensor (Ho2S) Circuit Slow Response Or No Activity Detected
- DTC P0135 Or P0141: Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTCs P0201, P0202, P0203 & P0204: CYLINDERS NO. 1-4 FUEL INJECTOR CIRCUIT MALFUNCTION
- DTC P0300: Random Misfire Detected
- DTCs P0301, P0302, P0303 & P0304: CYLINDERS NO. 1-4 MISFIRE DETECTED
- DTC P0326: Knock Sensor Circuit Range
- DTC P0335 Or P0336: Crankshaft Position (CKP) Sensor
- DTC P0342 Or P0343: Camshaft Position (CMP) Sensor Circuit
- DTC P0422: Catalytic Converter Efficiency Below Threshold
- DTC P0441, P0442, P0443 Or P0455: EVAP System Flow Problem
- DTC P0444 Or P0445: Canister Purge Control Valve Circuit
- DTC P0446, P0447 Or P0448: EVAP System Vent Control Malfunction
- DTC P0451, P0452 Or P0453: Fuel Tank Pressure (Ftp) Sensor Circuit
- DTC P0501: Vehicle Speed Sensor (VSS) Circuit Malfunction
- DTC P0506 Or P0507: Idle Rpm Is Not As Expected
- DTC P1123, P1124, P1127 Or P1128: Air/Fuel Ratio Control
- DTC P1510 Or P1552: Idle Speed Control (ISC) Actuator Circuit Shorted
- DTC P1513 Or P1553: Idle Speed Control (ISC) Actuator Circuit Open
- DTC P1605 Or P1606: Rough Road Sensor Circuit
- DTC P1611 Or P1613: Malfunction Indicator Light (Mil) Request Signal Circuit
Factory Service Tools
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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.