OBD Guide

P2DC3

Starter/Generator Phase Y Current Sensor Circuit

P2DC3 is an OBD-II diagnostic trouble code meaning: Starter/Generator Phase Y Current Sensor Circuit. Common causes: open or short circuit in the sensor circuit, poor contact in the sensor connector. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine light comes on
  • Problems starting the engine
  • Hybrid system power reduction
  • Incorrect operation of regenerative braking
  • System transition to emergency mode

Causes

  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Phase Y current sensor fault
  • Wiring Harness Problems
  • Starter/Generator Module Malfunction

How to Fix

  1. Check the integrity of the wiring to the sensor
  2. Inspect and clean connector contacts
  3. Check sensor resistance
  4. Replace phase Y current sensor if necessary
  5. Test the operation of the system after repair

Related codes

Error P2DC3 by Vehicle Brand

FAQ

What does the P2DC3 code mean?

P2DC3 is an OBD-II diagnostic trouble code that indicates: Starter/Generator Phase Y Current Sensor Circuit

What causes a P2DC3 error code?

The most common causes of P2DC3 include: Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Phase Y current sensor fault; Wiring Harness Problems.

How do I fix a P2DC3 diagnostic trouble code?

To fix P2DC3: Check the integrity of the wiring to the sensor. Inspect and clean connector contacts. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2DC3?

Limited driving only, diagnose soon

How much does it cost to fix P2DC3?

The estimated repair cost for P2DC3 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat