Check the CC brake switch. The p38 has two brake switches on the pedal. One for the lights and one with the eleilctrical stop signal for the CC that also has a vent port in it to relieve the vacuum pressure.
No probs.....next time try not to get shirty before you realise we are trying to offer helpful advice by - one having only one active thread for your issue and two - when we give you the advice is is heeded.....