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I guess I will try to disconnect the O2 sensors this weekend and see how it drives. Then I will measure the voltage on both sensors and also check...
I believed option #1 after I switched to the OEM exhaust system. But once the RPM crawl up say...4k then the power is SUPER strong! A mechanic...
Hello Everyone, I need your help on my 1989 Testarossa. I removed the aftermarket exhaust and replaced with the OEM exhaust since the aftermarket...
Hello Everyone, My 89 Testarossa A/C is not pumping out anymore cold air, assuming that freon is out. Instead of recharge it with the old R12 I...
Problem Solved! I did check the coil resistance and they are same for both. I checked and cleaned all of the connectors under the coolant tank and...
How do I go about checking the 12v on the Coils? I assume with the ignition turn on II position and then measure the voltage reading across the...
I'll try that tonight and will confirm with you Wednesday. Thank you Steve.
Help anyone out there! Having ignition problem. While driving my 89 Testarossa the engine shuts down. While under the hood the driver side...
