Who is Mark!?!
Cranking is the engine turning over before ‘firing’ and running… the ‘wer’ bit of Wer, wer, wer, wer, wer, wer, vroom!
IIRC = If I Recall Correctly…
If you watch the video I posted, it shows you the 3 wires. One is the 12v...
Finally got round to replacing the crank position sensor. The car had only failed to start twice these past couple of months but the crank sensor seemed to be the most likely culprit. Only time will tell.
Easy job, took less than an hour.
Probe it first and see if the signal looks correct, before ordering.
IIRC, you are looking for something like 1-5v at cranking, but you’d need to check that.
Mine was about 0.03!
I had starting issues on my F1, especially when the engine was warm. It would ‘crank’ but not ‘fire’ for prolonged periods. I bought a cheap cam sensor and it solved the issue.
The ‘cheap’ sensor failed after about 6 months, so I then bought a...
The reservoir has a filter in it that can get clogged over time.
It’s good practice to change it at the same time, for peace of mind - they are not expensive.
Have a look in this thread - covers a lot of it for you, with pics courtesy of @Arctic2.
Do not start it before you have purged the air… have a read below;
https://www.landyzone.co.uk/land-rover/p-a-s-problem.359168/#post-4857686