Code result
P0586
Cruise Control Vent Control Circuit Open
Moderate severity
What it means
The vent solenoid of a vacuum-driven cruise servo - which releases vacuum to drop throttle - has an open control circuit. The servo cannot release vacuum, so cruise speed cannot be reduced.
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
Open in solenoid or harness
highOne of the most commonly reported causes for this code — check this first.
Pin pushed back out of connector body
lowLess common, but worth ruling out after the more likely causes.
Cracked solder joint inside the module or sensor
lowLess common, but worth ruling out after the more likely causes.
Related help
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