OBD Guide
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B2427

Passenger Solar Radiation Sensor Circuit Short to Ground

B2427 is an OBD-II diagnostic trouble code meaning: Passenger 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 climate control
  • No automatic temperature control
  • Check Engine Light Illuminates

Causes

  • Wiring harness damage
  • Solar sensor malfunction
  • Short circuit to ground in the circuit
  • Connector problems or corrosion

How to Fix

  1. Check the integrity of the wiring harness
  2. Check the resistance of the solar radiation sensor
  3. Inspect connectors for corrosion or damage
  4. If necessary, replace the sensor or repair the wiring harness

Related codes

B2428B2429B2430

FAQ

What does the B2427 code mean?

B2427 is an OBD-II diagnostic trouble code that indicates: Passenger Solar Radiation Sensor Circuit Short to Ground

What causes a B2427 error code?

The most common causes of B2427 include: Wiring harness damage; Solar sensor malfunction; Short circuit to ground in the circuit; Connector problems or corrosion.

How do I fix a B2427 diagnostic trouble code?

To fix B2427: Check the integrity of the wiring harness. Check the resistance of the solar radiation sensor. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2427?

Limited driving only, diagnose soon

How much does it cost to fix B2427?

The estimated repair cost for B2427 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat