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.
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HOMESERVICE MANUALSHYUNDAI2014AZERA BASEREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM DIAGNOSIS (3 OF 3)
2014 Hyundai Azera Base
Engine Control System Diagnosis (3 Of 3)
2014 Hyundai Azera BaseSECTION Engine Control System Diagnosis (3 Of 3)
- DTC Index
- DTC P0480: Fan 1 Control Circuit
- DTC P0481: Fan 2 Control Circuit Malfunction
- 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 P050B: Cold Start Ignition Timing Performance
- 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 P0605: Internal Control Module Read Only Memory (ROM) Error
- DTC P0606: ECM/PCM Processor
- DTC P061B: Internal Control Module Torque Calculation Performance
- DTC P0611: Fuel Injector Control Module Performance
- DTC P0620: Alternator Control Circuit
- DTC P0627: Trigger-Spill Valve Circuit/Open (EMS-IDM)
- DTC P0630: VIN Not Programmed or Incompatible-ECM/PCM
- DTC P0638: Throttle Actuator Control Range/Performance (Bank 1)
- DTC P0641: Sensor Reference Voltage 'A' Circuit/Open
- DTC P0660: Intake Manifold Tuning Valve Control Circuit/Open (Bank 1)
- DTC P0663: Intake Manifold Tuning Valve Control Circuit/Open (Bank 2)
- DTC P0685: ECM/PCM Power Relay Control Circuit/Open
- DTC P2096: Post Catalyst Fuel Trim System too Lean (Bank 1)
- DTC P2097: Post Catalyst Fuel Trim System too Rich (Bank 1)
- DTC P2098: Post Catalyst Fuel Trim System Too Lean (Bank 2)
- DTC P2099: Post Catalyst Fuel Trim System Too Rich (Bank 2)
- DTC P2104: Lime Home Mode - Forced Idle
- DTC P2105: Lime Home Mode - Force Engine Shutdown
- DTC P2106: Lime Home Mode - Force Limited Power
- DTC P2110: Throttle Actuator Control System-Force Limited RPM
- DTC P2122: Accelerator Position Sensor 1 Signal Circuit Low Input
- DTC P2123: Accelerator Position Sensor 1 Signal Circuit High Input
- DTC P2127: Accelerator Position Sensor 2 Signal Circuit Low Input
- DTC P2128: Accelerator Position Sensor 2 Signal Circuit-High Input
- DTC P2135: Throttle Position Sensor 1 & 2 Signal Voltage Correlation
- DTC P2138: Accelerator Position Sensor 1 & 2 Signal Voltage Correlation
- DTC P2159: Vehicle Speed Sensor 'B' Range/Performance (Wheel Speed Sensor)
- DTC P2187: System too Lean at Idle (←Additive) (Bank 1)
- DTC P2188: System too Rich at Idle (Bank 1)
- DTC P2189: System too Lean at Idle (- Additive) (Bank 2)
- DTC P2190: System too Rich at Idle (Bank 2)
- DTC P2195: O2 Sensor Signal Stuck Lean (Bank 1 Sensor 1)
- DTC P2196: O2 Sensor Signal Stuck Rich (Bank 1 Sensor 1)
- DTC P2197: O2 Sensor Signal Stuck Lean (Bank 2 Sensor 1)
- DTC P2198: O2 Sensor Signal Stuck Rich (Bank 2 Sensor 1)
- DTC P2227: Barometric Pressure Circuit Range/Performance
- DTC P2228: Barometric Pressure Circuit Low Input
- DTC P2229: Barometric Pressure Circuit High Input
- DTC P2270: O2 Sensor Signal Stuck Lean (Bank 1 Sensor 2)
- DTC P2271: O2 Sensor Signal Stuck Rich (Bank 1 Sensor 2)
- DTC P2272: O2 Sensor Signal Stuck Lean (Bank 2 Sensor 2)
- DTC P2273: O2 Sensor Signal Stuck Rich (Bank 2 Sensor 2)
- DTC P2422: Evaporative Emission System Vent Valve Stuck Closed
- DTC P2501: AMS Voltage Rationality
- DTC P2502: Battery Voltage Rationality
- DTC P2503: AMP No Battery Charge
- DTC P2610: ECM/PCM-Engine Off Timer Performance
- DTC P2A00: HO2S Not Ready (Bank 1/Sensor 1)
- DTC P2A01: HO2S Sensor Circuit Range/Performance (Bank1/Sensor2)
- DTC P2A03: HO2S Not Ready (Bank 2/Sensor 1)
- DTC P2A04: HO2S Sensor Circuit Range/Performance (Bank2/Sensor2)
- DTC U0001: High Speed CAN Communication Bus off
- DTC U0105: Lost Communication With Fuel Injector Control Module
- DTC U1111: Battery Sensor fault detected by ECU
- DTC U1112: LIN Communication Error
RENDER: 1.0x
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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.