OBD Guide

P2ABB

Wastegate Position Sensor B Circuit Low

P2ABB is an OBD-II diagnostic trouble code meaning: Wastegate Position Sensor B Circuit Low. Common causes: wastegate b position sensor malfunction, open or short circuit in the circuit. Estimated repair cost: $28–89.

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

Symptoms

  • Reduced engine power
  • Incorrect turbocharging operation
  • Check engine light is on
  • Unstable idling

Causes

  • Wastegate B Position Sensor Malfunction
  • Open or short circuit in the circuit
  • Connection problems or corrosion of connectors
  • Engine control unit malfunction

How to Fix

  1. Check the integrity of the sensor circuit
  2. Inspect connectors and contacts for corrosion
  3. Test Wastegate Position Sensor B
  4. Replace sensor if necessary
  5. Check and, if necessary, update the ECU firmware

Related codes

Error P2ABB by Vehicle Brand

FAQ

What does the P2ABB code mean?

P2ABB is an OBD-II diagnostic trouble code that indicates: Wastegate Position Sensor B Circuit Low

What causes a P2ABB error code?

The most common causes of P2ABB include: Wastegate B Position Sensor Malfunction; Open or short circuit in the circuit; Connection problems or corrosion of connectors; Engine control unit malfunction.

How do I fix a P2ABB diagnostic trouble code?

To fix P2ABB: Check the integrity of the sensor circuit. Inspect connectors and contacts for corrosion. Test Wastegate Position Sensor B. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2ABB?

Limited driving only, diagnose soon

How much does it cost to fix P2ABB?

The estimated repair cost for P2ABB is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat