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 MANUALSACURA2008MDXREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXELECTRONIC THROTTLE CONTROL
2008 Acura MDX
Electronic Throttle Control
2008 Acura MDXSECTION Electronic Throttle Control
ELECTRONIC THROTTLE CONTROL DIAGNOSTIC TROUBLE CODE (DTC) INDENTIFICATION
| DTC | Description |
|---|---|
| DTC P0122 | TP Sensor A Circuit Low Voltage |
| DTC P0123 | TP Sensor A Circuit High Voltage |
| DTC P0222 | TP Sensor B Circuit Low Voltage |
| DTC P0223 | TP Sensor B Circuit High Voltage |
| DTC P1658 | ETCS Control Relay ON Malfunction |
| DTC P1659 | ETCS Control Relay OFF Malfunction |
| DTC P1683 | Throttle Valve Default Position Spring Performance Problem |
| DTC P1684 | Throttle Valve Return Spring Performance Problem |
| DTC P2101 | ETCS Malfunction |
| DTC P2118 | Throttle Actuator Current Range/ Performance Problem |
| DTC P2122 | APP Sensor A (TP Sensor D) Circuit Low Voltage |
| DTC P2123 | APP Sensor A (TP Sensor D) Circuit High Voltage |
| DTC P2127 | APP Sensor B (TP Sensor E) Circuit Low Voltage |
| DTC P2128 | APP Sensor B (TP Sensor E) Circuit High Voltage |
| DTC P2135 | TP Sensor A/B Voltage Incorrect Correlation |
| DTC P2138 | APP Sensor A/B (TP Sensor D/E) Incorrect Voltage Correlation |
| DTC P2176 | Throttle Actuator Control System Idle Position Not Learned |
RENDER: 1.0x
NO RELATED
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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.