The V8 Owners Forum -

ChrisJC wrote: ↑

Mon Apr 03, 2023 8:22 pm

The 'flapper' type EFI system had a diode pack, but that was never fitted to the 4.2 litre engine as far as I know.

It sits next to the main relay and fuel pump relays next to the ECU, which I think is under the drivers seat.

Chris.

Many thanks Chris.

Any idea what it's for. I've been looking at the Land Rover electrical manual which gives component locations, but there are a lot of diodes! Chris. Hi - many thanks - it's a safety mechanism to ensure fuel is only delivered when the engine is running. Pauls reply indicates that it's under seat is ...

Any idea what it's for. I've been looking at the Land Rover electrical manual which gives component locations, but there are a lot of diodes! Chris. Hi - many thanks - it's a safety mechanism to ensure fuel is only delivered when the engine is running. Pauls reply indicates that it's under seat is ...

paul c wrote: ↑

Sun Apr 02, 2023 8:48 am

Not 100% sure if it is but could it be under the drivers seat with the EFI relays?

Thanks. As per my other reply, I'm not certain. I'm assuming drivers seat as in Right side/UK?

Any idea what it's for. I've been looking at the Land Rover electrical manual which gives component locations, but there are a lot of diodes! Chris. Hi - many thanks - it's a safety mechanism to ensure fuel is only delivered when the engine is running. Pauls reply indicates that it's under seat is ...

Hello - can anybody tell me where the DAC1861 Diode Pack is located on a 1990 4.2 Range Rover.

Thanks