04-19-2012, 12:05 AM
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#2 |
 Toyota Racing Development Join Date: Apr 2007
Posts: 5,038
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You don't need any external system to check the codes on either of the type of ECU which the MKII came with. I believe that the '85 has the TCCS system in which case diagnosis is the same as it is for the MKIII. Refer to the MKIII FAQ section for a thread on checking diagnostic/error codes.
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