OBD Guide

P2A68

Alternative Fuel Tank C Level Sensor Circuit Intermittent/Erratic

P2A68 is an OBD-II diagnostic trouble code meaning: Alternative Fuel Tank C Level Sensor Circuit Intermittent/Erratic. Common causes: alternate fuel level 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

  • Incorrect alternative fuel level readings
  • Fuel level indicator flashing
  • Unstable engine operation when using alternative fuel
  • Check Engine Light
  • Difficulty determining the amount of fuel in the tank

Causes

  • Alternate fuel level sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Wiring damage
  • On-board computer problems

How to Fix

  1. Check the integrity of the level sensor wiring
  2. Check sensor connections and connectors
  3. Test alternative fuel level sensor
  4. Replace sensor if faulty
  5. Check the on-board computer software

Related codes

Error P2A68 by Vehicle Brand

FAQ

What does the P2A68 code mean?

P2A68 is an OBD-II diagnostic trouble code that indicates: Alternative Fuel Tank C Level Sensor Circuit Intermittent/Erratic

What causes a P2A68 error code?

The most common causes of P2A68 include: Alternate fuel level sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Wiring damage.

How do I fix a P2A68 diagnostic trouble code?

To fix P2A68: Check the integrity of the level sensor wiring. Check sensor connections and connectors. Test alternative fuel level sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2A68?

Yes, but get it checked soon

How much does it cost to fix P2A68?

The estimated repair cost for P2A68 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat