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Could the IGF signal not be getting back to the ECU? How can I check that?
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Best tool I have found for this is a "Logic Probe". Which is like a intelligent test light. It will display different lights if its detected a ground, power source, and small alternating currents (AC).
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Jay
98 X-Cab Tacoma
3.4L Manual Trans. | TRD Fender Flares | Weld Wheels w/ 31 x 10.5's
Jason Larsen
Master Diagnostic Technician - Beaverton Toyota (Portland, Oregon)
Wendsday - Saturday by appointment only.
(503)626-7200 (ask for me by name)
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