Code result
P06E4
Control Module Wake-up Circuit Performance
Moderate severity
What it means
The wake-up circuit that brings the ECU out of standby on key-on or bus activity does not behave as expected - module slow to wake or wake events missed. Affects cold-start time and stop-start operation.
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
Wake-up pin response drifted
highOne of the most commonly reported causes for this code — check this first.
Related help
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