OBD Guide

P2A5B

Alternative Fuel Vaporizer C Outlet Temperature Sensor Range/Performance

P2A5B is an OBD-II diagnostic trouble code meaning: Alternative Fuel Vaporizer C Outlet Temperature Sensor Range/Performance. Common causes: evaporator temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Check Engine light comes on
  • Increased fuel consumption
  • Reduced engine power
  • Unstable engine idling
  • Problems starting the engine

Causes

  • Evaporator temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Problems with the engine control unit
  • Mechanical damage to the evaporator

How to Fix

  1. Check the integrity of the sensor circuit
  2. Check the sensor connector and contacts
  3. Test the temperature sensor with a multimeter
  4. Replace temperature sensor if necessary
  5. Check the operation of the alternative fuel evaporator

Related codes

Error P2A5B by Vehicle Brand

FAQ

What does the P2A5B code mean?

P2A5B is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Vaporizer C Outlet Temperature Sensor Range/Performance

What causes a P2A5B error code?

The most common causes of P2A5B include: Evaporator temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Problems with the engine control unit.

How do I fix a P2A5B diagnostic trouble code?

To fix P2A5B: Check the integrity of the sensor circuit. Check the sensor connector and contacts. Test the temperature sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2A5B?

Yes, but get it checked soon

How much does it cost to fix P2A5B?

The estimated repair cost for P2A5B is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat