Fuel and Emissions Systems

System Descriptions (cont'd)

11-16  

ECM Inputs and Outputs at Connector A (81P)

Wire side of female terminals

Terminal

No.

Wire Colour Terminal Name Description Signal Condition
1 BLK Battery minus Ground for the ECM circuit 0 V at all times
2 BLK Battery minus Ground for the ECM circuit 0 V at all times
3 BLK Battery minus Ground for the ECM circuit 0 V at all times
4 LT GRN Battery plus Power source for the ECM circuit Battery voltage with the ignition switch ON (II)

About 0 V with the ECM power OFF

5 RED Battery plus Power source for the ECM circuit of drivers injector Battery voltage with the ignition switch ON (II)

About 0 V with the ignition switch OFF

11 RED/BLU Vehicle immobilisation system Detects immobiliser signal Pulses signal with the immobiliser communication ON
12 GRN Coolant temperature output signal Output coolant temperature to meter Pulses signal with the ignition switch ON (II)
13 YEL/BLK System power relay Drivers main relay Battery voltage with the main relay OFF

About 0 V with the main relay ON

15 GRN/RED Malfunction indication lamp (MIL) Drivers MIL Battery voltage with the MIL turned OFF

About 0 V with the MIL turned ON

16 YEL EGR valve Drivers EGR valve About 0 V to 12 V pulses signal
17 WHT Variable geometric turbine Driven variable turbine About 0 V to 12 V pulses signal
18 BRN/GRN Variable swirl control valve Drivers variable swirl control valve Battery voltage with the variable swirl control valve not operating

About 0 V with the variable swirl control valve operating

19 PNK Glow relay Drivers glow relay Battery voltage with the glow plug OFF

About B+ with the glow plug ON

20 RED A/C compressor relay Drivers A/C clutch (compressor) relay Battery voltage with the A/C compressor OFF

About 0 V with the A/C compressor ON


NOTICE

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