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Prev Professional Automotive Repair Technical Discussions for July 4, 2009
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Help Request Answers
1989 Honda Civic 1.5L Excessive Emissions, Poor Fuel Economy VIN: JHMEE2758K
Customer had emssion test done, failed due to high readings. Did a pin test on all wires, ground and power sources are good. O2 sensor is reading above .900 all the time. PCV is new, no restriction on exhaust, Engine vacuum is good, valve adjustment was done.

Fixes & Summaries for Asian
Fix/Summary Answers
1992 Honda Accord EX 2.2L compresso VIN: MA8934TVK8
Just wanted to thank all of you for your kind help and excellent advice. I replaced the compressor, expansion valve, receiver/dryer flushed lines added oil (except condensor just used air). Vacuum to 29.9 ml/hg , added refridg 134a. cars blows very cold and al...
1991 Toyota Supra Turbo 3.0L hvac VIN: JT2MA71N9M
The servo motor helped with the AC system but we still did not have full control until we cleaned connections at the ampflier.
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