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I have my r32 gtst

With rb25det wolf 3d v4 ecu

No afm ect

Pob is

Car has been fine for 2 years or more then started stoping like it was runing out of fuel.

Keep this up for few days then just stoped and have not gone in 2 months!.

I have so far Swaped over crank angle sensor.

It had a big alarm that has been fully takin out. Still same.

Looked cleaned all earths even moved to better spot.

On ecu it's saying it's not sparking or spaying fuel in.

Coil pack are new spilt fire ones

Any ideas will be the best.

Oh it's a s2 motor as well wiring was done buy auto elc when 1st done not that somthing can't be up shit now

It

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You'll need to actually make sure the injectors or coils are not firing, don't trust the ECU to give you that information

If you are cranking and see an RPM signal in the ECU software then the CAS should be fine. If you don't see RPM, then you need to check for 12V at the CAS, if it has 12V there, then check the signal wires for continuity and also signal back to the ECU.

Use a noid light to check injector pulse and there are a number of threads on here explaining how to do spark checks but a HEI spark tester works well.

If you have a CAS signal and RPM, then you need to check power to injectors and coils.

Start with all that

Ideas... Ok... A fuse or 2, fuel pump, fuseable link, corrosion, fuel filter, plugs, map sensor, battery is dead or dying, relay, ecu wiring/connection, wiring from alarm removal not correct, dodgy sensor somewhere, ecu has died, corroded plug connections anywhere, water in the fuel. Just some ideas. Look at what you need to make it run and start testing and checking. A gradual death will point to some things more than others.

All the best mate.

  • 4 years later...

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