DTC P1443

DTC: P1443 Electrical activation of purge flow switchover valve (Y27/6)

Activation requirement CHECK ENGINE lamp:
After two consecutively "performed" tests with fault.

Activation of CHECK ENGINE lamp:
At start of next trip.

Test to detect fault:
The diagnostic module checks the Y27/6 control circuit for short circuit and open circuit. The diagnostic module recognizes a fault if problems occur for longer than approximately 2 seconds.