P1571
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE lamp on.
Cruise control inoperative.
Brake Light/Cruise Switch. Plausibility Fault.
Fault symptoms
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Cruise control inoperative.
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Conditions
The following conditions apply for this DTC:
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There is a logic fault between the brake light switch and the cruise control brake pedal switch that has lasted longer than 180 seconds. The following values should be present under the "Read value" menu in Tech 2: Normal position (unmanipulated brake pedal), Brake lights off, Cruise control pedal switch = ON.
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Diagnostic help
There is a pedal arm position that can generate a DTC due to the position of the sensors.
