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P0223

P0223 - Accelerator sensor 2 error (voltage high)

Bosch · ECU Troubleshooting

What does P0223 mean?

The voltage signal from the second accelerator position sensor is excessively high. This suggests a fault in the sensor or its associated wiring.

Common Causes

  • Accelerator position sensor 2 failure
  • Wiring short circuit to power
  • ECU input issue

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Inspect the second accelerator position sensor and its harness.

  2. 2

    Check for any voltage shorts in the sensor's wiring.

  3. 3

    Measure the sensor's output voltage.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

ECU internal faultECU internal fault - Electronic Control Unit internal errorP0008P0008 - No signal on both crankshaft and camshaft speed sensorP0122P0122 - Accelerator sensor 1 error (voltage low)
Source: Bosch ECU Troubleshooting
Open Manual (Page 3)Search more codes in this manual