OBD Guide

B272C

Driver Differential Temperature Fault

B272C is an OBD-II diagnostic trouble code meaning: Driver Differential Temperature Fault. Common causes: differential temperature sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Incorrect operation of the climate control system
  • Discrepancy between the set and actual temperature in the cabin
  • Check Engine Light Illuminates

Causes

  • Differential temperature sensor malfunction
  • Open or short circuit in wiring harness
  • Problems with the climate control unit
  • Poor contact in sensor connectors

How to Fix

  1. Check the differential temperature sensor for damage
  2. Check the integrity of the wiring harness and connectors
  3. Scan the climate control control unit for errors
  4. If necessary, replace the sensor or repair the wiring harness

Related codes

FAQ

What does the B272C code mean?

B272C is an OBD-II diagnostic trouble code that indicates: Driver Differential Temperature Fault

What causes a B272C error code?

The most common causes of B272C include: Differential temperature sensor malfunction; Open or short circuit in wiring harness; Problems with the climate control unit; Poor contact in sensor connectors.

How do I fix a B272C diagnostic trouble code?

To fix B272C: Check the differential temperature sensor for damage. Check the integrity of the wiring harness and connectors. Scan the climate control control unit for errors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B272C?

Limited driving only, diagnose soon

How much does it cost to fix B272C?

The estimated repair cost for B272C is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat