Checking the +30 Power Supply

Checking The +30 Power Supply

This fault indicates that the control module is not connected to ground or the +30 power supply. When this fault occurs a buzzing sound will be heard from both the main relay and fuel pump relay at the same time as the tachometer needle moves round the scale.

- Check and repair or replace the faulty lead. The lead from pins 1 and 48 of the Trionic control module to fuse 28 and the lead from pins 25 and 25 from the Trionic control module to grounding point G7P.

After performing this procedure Final Check