Automatic
Transmission AF 14/20 up to Model Year '89
· Engine running for
at least 600 s
· Engine speed higher than
800 rpm
· The voltage at the
relevant transmission control unit input (Ter. 11) is too high (coolant
temperature switch is apparently not closed); (short circuit to battery
voltage or interruption)
If trouble
code 15 was recognized, the converter clutch is not engaged for approx. 20
minutes after "start engine"
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