Thread: 1993 TrasSport 3.8L Quad Driver Codes 26 and 56
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Old 12-13-2018, 01:21 PM   #11
tinkering
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Re: OBD Code Definitions 1993 Trans Sport
Quote:
Originally Posted by LMP View Post
THios is the actual code list from the '93 tranport shop manual
www.avigex.ca/xport/3800codes.jpg
and dtc troubleshoot
www.avigex.ca/xport/dtc17.jpg
www.avigex.ca/xport/dtc18.jpg
www.avigex.ca/xport/dtc26.jpg
www.avigex.ca/xport/dtc55.jpg
www.avigex.ca/xport/dtc56.jpg
dtc56 usually refers to a failed section of the exhaust recirculating valve. The quad driver is not the culprit; it is the circuit that it controls that has failed and the fault is sensed at the driver level.
Thanks LMP
That is invaluable information.
I need to take a look at that old EGR.
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