Search found 8 matches

by careys
Wed Jan 14, 2015 11:06 am
Forum: Help me fix my car
Topic: 03 1.4 lt Petrol Ford Focus No start
Replies: 1
Views: 5935

03 1.4 lt Petrol Ford Focus No start

Wetting plugs , no fault codes logged Pico reads 45 ms injector pulse on cranking ? what should I expect on cranking ? when engine did fire intermittently with aid of starter, inj pulse read 18 ms as engine died out Map sensor, tps , temp, all seem normal I wonder has anybody seen a similar problem,...
by careys
Tue Apr 08, 2014 9:58 am
Forum: Diagnostic discussion
Topic: 04 Santa Fe Ignition
Replies: 7
Views: 9473

Re: 04 Santa Fe Ignition

Hi I have been working on heavy equipment diesel & electrics for over 30 years, You might feel like saying that I should stay there, My hobby is electronics, I have used oscolloscopes in the last century I would like to experiment on cars with my Picoscope, it’s a nice challenge 2009 A 4224 scope, w...
by careys
Mon Apr 07, 2014 10:21 am
Forum: Diagnostic discussion
Topic: 04 Santa Fe Ignition
Replies: 7
Views: 9473

Re: 04 Santa Fe Ignition

no 1 org.psdata
(926.22 KiB) Downloaded 701 times
by careys
Mon Apr 07, 2014 9:28 am
Forum: Diagnostic discussion
Topic: 04 Santa Fe Ignition
Replies: 7
Views: 9473

Re: 04 Santa Fe Ignition

Hi

Sorry my mistake/inexperience I am new to this unsure of how it works
So here goes my second attempt
Engine not starting today, current flow missing on coil pack 1-2 which was capture I sent
Again sincere apology for messing up/wasting your time
Carey
by careys
Sun Apr 06, 2014 7:46 pm
Forum: Diagnostic discussion
Topic: 04 Santa Fe Ignition
Replies: 7
Views: 9473

Re: 04 Santa Fe Ignition

Hi
I enclose capture of 0V bk wire on no 1&2 cyls, y-bk wire has similar waveform on same coil
Regards Carey
by careys
Sun Apr 06, 2014 11:04 am
Forum: Diagnostic discussion
Topic: 04 Santa Fe Ignition
Replies: 7
Views: 9473

04 Santa Fe Ignition

2 lt 04 Hyundi Santa Fe ignition I don’t have circuit diagram & unfamiliar with system It runs for 5 secs, I captured current waveform on 10 sec screen Waveform varies from 7 amps down to 3 with narrowing pulses I get this read on 2 suply wires to no1-2 coil unit, Voltages on supply wires are 12 V &...
by careys
Wed Feb 13, 2013 7:55 pm
Forum: Diagnostic discussion
Topic: compression test confusion
Replies: 4
Views: 8467

Re: compression test confusion

Hi Lee
Thanks for your swift reply,it is my first time posting a forum, I will attempt sending files,apologies if I mess it up
so don't take it to serious, if you get the files I would like your opinion, the cranking current is fuzzy do I have a starter problem,
Kind Regards Careys
by careys
Tue Feb 12, 2013 9:00 pm
Forum: Diagnostic discussion
Topic: compression test confusion
Replies: 4
Views: 8467

compression test confusion

VW Golf 1.4 petrol, tested with wps 500 & 4224 Compression test each cyl tested separately reads 13.5 on Picoscope Automotive mode If I select PicoDiagnostics absolute compression no 1 cyl is down to 8.5 No 2 reads 10.5, no 3 cyl, 12.5, no4 cyl 8.5 I have ticked compensation, compression ratio & eng...