Code result
B0840
Left Rear Turn Signal Circuit
Moderate severity
What it means
A fault has been detected in the left rear turn signal circuit.
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
Burnt out turn signal bulb
highOne of the most commonly reported causes for this code — check this first.
Related help
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