ECM Harness Connectors

Make

Land Rover

Model

Freelander System Description and Operation (UK)

Section

Siemens (NAS) – description and operation › ECM Harness Connectors

Engine management systemECM Harness Connectors

ECM Harness Connectors

Connector C0331 Pin Details

Pin No.	Description	Input/Output
1 to 3	Not used	–
4	Engine cooling fan control	Output
5 and 6	Not used	–
7	APP sensor earth 2	–
8	APP sensor signal 2	Input
9	APP sensor supply 2	Output
10	Fuel pump relay coil	Output
11	Not used	–
12	APP sensor earth 1	–
13	APP sensor signal 1	Input
14	APP sensor supply 1	Output
15 to 19	Not used	–
20	DMTL pump motor	Output
21	Alternator load sensing	Input
22	Vehicle speed	Input
23	VIS balance valve position feedback	Input
24	Brake pedal sensor, Brake Lamp Switch (BLS) signal	Input
25	Not used	–
26	Ignition sense	Input
27	Cruise control MFL signal	Input
28	Brake pedal sensor, Brake Test Switch (BTS) signal	Input
29	A/C compressor clutch relay coil	Output
30	DMTL change-over valve	Output
31	Not used	–
32	Diagnostic ISO 9141 K line	Input/Output
33	Immobilisation ECU	Input
34	VIS power (butterfly) valves position feedback	Input
35	Not used	–
36	CAN bus high	Input/Output
37	CAN bus low	Input/Output
38	Thermostat monitoring sensor earth	–
39	Thermostat monitoring sensor signal	Input
40	Not used	–

10 Engine