Control Module, Main Instrument Unit

Fig 1: Identifying Control Module Main Instrument Unit

Courtesy of SAAB-SCANIA OF AMERICA, INC.

PIN REFERENCE

Number of pins	K12	qty	12
	K20	qty	20
Power supply (+30 circuit)		Pin No.	7 (K12)
Power supply (+15 circuit)		Pin No.	1 and 6 (K12)
Signal ground		Pin No.	2 and 3 (K12)
I-bus	+	Pin No.	5 (K12)
	-	Pin No.	12 (K12)
P-bus	+	Pin No.	4 (K12)
	-	Pin No.	11 (K12)