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Powertrain

P0463

Code meaning and manufacturer information

OBD-II / DTC

Reference meaning

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

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Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

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Manufacturer communications

76

Original wording in English

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18-073-26 ↗

RAM

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle exhibit/set SYMPTOM: one or more of the following Diagnostic Trouble Codes (DTCs): ● P0420 - Catalyst System Efficiency Below Threshold Bank 1. ● P0430 - Catalyst System Efficiency Below Thresh…

VOLKSWAGEN

Customer states rattle from below the vehicle. Customer states MIL-on, P0442 stored in ECM memory. Customer states Mill-on, P0462 and/or P0463 stored in ECM memory. Customer states fuel gauge does not. Customer states key FOB lock/unlock functions do not work via button press (not KESSY) read full after filling the fuel tank. Cu…

VOLKSWAGEN

Customer states rattle from below the vehicle Customer states MIL-on, P0442 stored in ECM memory Customer states Mill-on, P0462 and/or P0463 stored in ECM memory Customer states engine oil leak Customer states fuel gauge does not read full after filling the fuel tank Customer states key FOB lock/unlock functions do not work via …

VOLKSWAGEN

Customer states rattle from below the vehicle Customer states MIL-on, P0442 stored in ECM memory Customer states Mill-on, P0462 and/or P0463 stored in ECM memory Customer states rattle noise from below the vehicle Customer states key FOB lock/unlock functions do not work via button press (not KESSY) Customer states driver and/or…

Check vehicle applicability

351

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

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MakeModelModel year
BuickALLURE ↗2009
BuickALLURE ↗2008
BuickLACROSSE ↗2009
BuickLACROSSE ↗2008
BuickTERRAZA ↗2007
BuickTERRAZA ↗2006
BuickTERRAZA ↗2005
CadillacXLR ↗2005

Code meaning and manufacturer information

Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.

Fuel level Sensor Circuit High Input

Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.