OBD Guide

B0188

Right Sunload Sensor

B0188 is an OBD-II diagnostic trouble code meaning: Right Sunload Sensor. Common causes: solar load sensor fault, broken or damaged wiring harness. Estimated repair cost: $22–56.

Severity
Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Incorrect operation of climate control
  • Automatic system does not adjust temperature based on sunlight
  • Error on climate control display

Causes

  • Solar load sensor fault
  • Broken or damaged wiring harness
  • Short circuit in the sensor circuit
  • Problems with the climate control unit

How to Fix

  1. Check the integrity of the wiring harness to the sensor
  2. Measure resistance and voltage at the sensor
  3. Replace solar load sensor if necessary
  4. Check the climate control control unit for errors

Related codes

Error B0188 by Vehicle Brand

FAQ

What does the B0188 code mean?

B0188 is an OBD-II diagnostic trouble code that indicates: Right Sunload Sensor

What causes a B0188 error code?

The most common causes of B0188 include: Solar load sensor fault; Broken or damaged wiring harness; Short circuit in the sensor circuit; Problems with the climate control unit.

How do I fix a B0188 diagnostic trouble code?

To fix B0188: Check the integrity of the wiring harness to the sensor. Measure resistance and voltage at the sensor. Replace solar load sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B0188?

Yes, but get it checked soon

How much does it cost to fix B0188?

The estimated repair cost for B0188 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat