900 SE Hatchback L4-1985cc 2.0L DOHC Turbo EFI (1997)
Procedure.
1. Check the lamp
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Connect the ISAT scan tool.
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Select "ACTIVATE".
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Select "CHECK GEARBOX".
Does the lamp work?
YES: Proceed to point 3.
NO: Change the bulb, and continue with point 2.
2. Check The Wiring
Check The Wiring between pin 6 of the transmission control module and pin 10 (low spec.) or pin 28 (high spec.) of the main instrument display
panel for continuity or shorting.
Is the wiring OK?
YES: Continue with point 3.
NO: Repair or replace the wiring and continue with point 3.
3. Final check
Check the lamp, using an ISAT scan tool.
Does the lamp work?
YES: The remedial action taken was correct.
NO: Continue as described under "Before Changing A Control Module". See: Powertrain Management/Transmission Control Systems/Testing and
Inspection/Component Tests and General Diagnostics/Before Changing A Control Module
