OBD Guide
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B1261

Solar Radiation Sensor Circuit Short To Ground

B1261 is an OBD-II diagnostic trouble code meaning: Solar Radiation Sensor Circuit Short To Ground. Common causes: wiring harness damage, solar sensor malfunction. 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
  • Automatic temperature adjustment does not work
  • Check Engine light comes on

Causes

  • Wiring harness damage
  • Solar sensor malfunction
  • Short circuit to ground
  • Contact corrosion
  • Sensor connection problems

How to Fix

  1. Check the integrity of the wiring harness
  2. Check solar sensor connections
  3. Replace sensor if necessary
  4. Clean contacts from corrosion
  5. Check circuit grounding

Related codes

B1260B1262

FAQ

What does the B1261 code mean?

B1261 is an OBD-II diagnostic trouble code that indicates: Solar Radiation Sensor Circuit Short To Ground

What causes a B1261 error code?

The most common causes of B1261 include: Wiring harness damage; Solar sensor malfunction; Short circuit to ground; Contact corrosion.

How do I fix a B1261 diagnostic trouble code?

To fix B1261: Check the integrity of the wiring harness. Check solar sensor connections. Replace sensor if necessary. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1261?

Limited driving only, diagnose soon

How much does it cost to fix B1261?

The estimated repair cost for B1261 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat