OBD Guide
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P1476

Particulate Matter Sensor Electrode Supply Circuit High Voltage

P1476 is an OBD-II diagnostic trouble code meaning: Particulate Matter Sensor Electrode Supply Circuit High Voltage. Common causes: short circuit in the sensor circuit, broken or damaged wiring. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Check Engine Light Is On
  • Reduced engine power
  • Increased fuel consumption
  • Problems with the exhaust gas cleaning system
  • Possible errors in other exhaust system sensors

Causes

  • Short circuit in the sensor circuit
  • Broken or damaged wiring
  • Particulate sensor malfunction
  • Relay or fuse problems
  • ECU malfunction (rare)

How to Fix

  1. Check the integrity of wiring and connectors
  2. Measure the resistance and voltage in the sensor circuit
  3. Check system fuses and relays
  4. Replace the soot sensor if necessary
  5. Test and, if necessary, replace the ECU

Related codes

P1475P1477P2452

Error P1476 by Vehicle Brand

BMWDodgeJaguarJeepMazdaMercedes-BenzVolkswagen

FAQ

What does the P1476 code mean?

P1476 is an OBD-II diagnostic trouble code that indicates: Particulate Matter Sensor Electrode Supply Circuit High Voltage

What causes a P1476 error code?

The most common causes of P1476 include: Short circuit in the sensor circuit; Broken or damaged wiring; Particulate sensor malfunction; Relay or fuse problems.

How do I fix a P1476 diagnostic trouble code?

To fix P1476: Check the integrity of wiring and connectors. Measure the resistance and voltage in the sensor circuit. Check system fuses and relays. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1476?

Yes, but get it checked soon

How much does it cost to fix P1476?

The estimated repair cost for P1476 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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