Code result

B0162

Sun Load Sensor 2 Circuit

Moderate severity

What it means

The HVAC control module has detected an implausible signal from the second sun load sensor. Dual-zone systems use two solar sensors to detect side-asymmetric sunlight and adjust left/right airflow temperature.

Is it safe to drive?

Use caution

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.

Most likely causes

  • Sun load sensor 2 failed

    high

    One of the most commonly reported causes for this code — check this first.

  • Wiring or connector fault

    medium

    A plausible cause — test and verify before replacing parts.

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