Indicator lamp, CHECK GEARBOX
Symptom: The lamp does not light up or lights up and stays on constantly. Note that the CHECK GEARBOX indicator lamp is tested for 3 seconds when the ignition switch is turned to the ON position.
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Indicator lamp, CHECK GEARBOX
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Fault symptoms
The lamp does not light up or lights up and stays on constantly. Note that the CHECK GEARBOX indicator lamp is tested for 3 seconds when the ignition switch is turned to the ON position.
Diagnostic procedure
1 Check the lamp
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Connect the diagnostic tool.
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Select "CHECK GEARBOX".
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Does the lamp work?
Continue with step 3.
Change the bulb, see Service Manual 3:5 "Electrical system, main instrument unit" and continue with step 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 harness OK?
Continue with step 3.
Repair or replace the wiring and continue with point 3.
3 Final check
Check the lamp with the diagnostic tool.
Does the lamp work?
The remedial action taken was correct.
Continue with
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