740 L4-2.3L SOHC VIN 88 B230F (1985)
WIRING DIAGRAM, 780
Fault tracing
The following is a list of the pins in the control unit (alarm unit). In the remainder of the description, the letter-number designation will be used to denote
the pin.
S1
Vibration sensor, LH B-post
S2
Magnetic switches
S3
-