Search found 474 matches

by liviu2004
Tue Feb 02, 2021 12:01 pm
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

I had recently a CIM in hand I have decoded the key position high speed CAN data. Here it is. CIM CAN ID: 380h Data format 8 bytes: xx xx xx xx xx xx xx xx Ignition on: xx 02 xx xx xx xx 07 xx Start position: xx 03 xx xx xx xx 05 xx Key out: xx 01 xx xx xx xx 06 xx Observations: message cycle time i...
by liviu2004
Mon Feb 01, 2021 11:03 am
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

Well done so far, we’ll be in touch by email.
by liviu2004
Wed Jan 27, 2021 6:29 pm
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

Steve, I would be more than happy to assist you with an reset ecu (not tested), free of charge, considering how much Pico has helped me in the past, I would be honored to be able to help you. I am not sure though how to deal with customs shipping from EU to UK. But let me know. When the vehicle occa...
by liviu2004
Tue Jan 26, 2021 7:50 pm
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

Starter current delay is caused by electromagnetic and mechanical inertia of the start relay. Cannot be anything else.
by liviu2004
Tue Jan 26, 2021 7:34 pm
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

If we were to think that the ECU throttle body design looks something like this, as an example, when we close the throttle body, transistors 1 and 4 would be energized in PWM control, when we open the throttle body, then transistors 2 and 3 would be energized in PWM control. What I think happens is ...
by liviu2004
Tue Jan 26, 2021 7:15 pm
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

All right, got my info back, I wanted to do a Case Study here at that time, but not sure, I think I forgot. To confirm, ECU receives a key on signal from CIM, and the start command is a CAN-BUS signal from CIM to ECU. However, I made a topic on another forum, and I will translate it herewith. Car, O...
by liviu2004
Tue Jan 26, 2021 5:13 pm
Forum: Help me fix my car
Topic: A shout for help again
Replies: 13
Views: 30222

Re: A shout for help again

I’ve fixed same model car, 2003 same engine same problem, automatic gearbox, with another ecu. Let me try to find my records...
by liviu2004
Sat Jan 23, 2021 6:13 pm
Forum: Automotive kit hardware
Topic: pico 4425a question about the attenuator
Replies: 1
Views: 5465

Re: pico 4425a question about the attenuator

In case of doubt, put attenuators always. Then see max peak volt and compare with scope standard input. Make a math decision with a logical conclusion Yes no.
by liviu2004
Tue Jan 19, 2021 12:51 pm
Forum: PicoScope 7 Automotive software
Topic: Trace not displayed
Replies: 21
Views: 21033

Re: Trace not displayed

I can’t reproduce this bug on my win10 machine. Can you upload the psdata file? Does it do the same with other files?
by liviu2004
Sun Jan 17, 2021 12:07 pm
Forum: Diagnostic discussion
Topic: Opel Astra crank sensor
Replies: 11
Views: 9122

Re: Opel Astra crank sensor

Haven’t seen waveform but these engines are notorious to misfire random when intake egr channels are dirt blocked there is even an tsb for. Take egr plug out clear codes test again.