Code result
C05D7
Brake Transmission Shift Interlock (BTSI) Control Circuit
Moderate severity
What it means
Fault on the brake transmission shift interlock (BTSI) circuit — prevents shifting from Park unless brake pedal is depressed.
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
BTSI solenoid fault
highOne of the most commonly reported causes for this code — check this first.
Related help
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