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View Full Version : Toyota Twincam 4AGE ECU circuit diagram ?



electronicar
30th December, 2009, 12:32 AM
Hi , where can i get a circuit diagram for Toyota Twincam 4AGE ECU ? I have 1 resistor thats completely burnt so i cannot read the value . It's the 4AGE ECU with the yellow plugs , thx

bram380
30th December, 2009, 11:41 AM
Upload pic of ecu...

Moffett
24th January, 2010, 02:02 PM
The yellow plug for Diagnosis is the early engine, blue top 83-85...I have all the diagrams here, not sure how to post them on the forum but can email them to you?

Moffett
24th January, 2010, 02:30 PM
Trying to rapidshare the 4AGE Diagnosis Manual, Wiring Manual and 4AGE engine manual, actual cct. diagram of the ECU is not in these files, but In have it somewhere and will post it if I can when I find it. These ECU's don't normally fail?, I have a spare one here from a JDM '83 AE86, which I am willing to open and check resitor value if you post a picture of yours for me?, it will be a fw days before I can get my hands on it though...is the car an AE 86 or AW11?

Moffett
24th January, 2010, 03:31 PM
Think this is how you do it?
http://rapidshare.com/files/340356486/Electrical_Wiring_Diagram.pdf.html
http://rapidshare.com/files/340356487/4age-diagnosis_manual.pdf.html
http://rapidshare.com/files/340356488/4A-GE.AE86.engine.pdf.html