2CarPros - Car Questions & Answers

1987 Porsche 928 Repair Question


Topics covered: Sensor, Wiring, Wiring diagram.
Mileage: 141,000 miles.

Asked on March 28, 2011

HVAC

No signal from HVAC control box. Replaced relay. If relay is jumped HVAC works. Supply 12v to trigger relay, system works. Internal sensor on fan?
Avatar Asked by acars

Answer

Replied on March 28, 2011

No testing info is availbe from the manufacturer, I do have the wiring diagram if you need it, post your email and I will send it.

Tiny Answered by merlin2021 (expert)
18,145 answers provided