3022573 - C33 TRANSMISSION PANEL LED NOT LIT

When the ignition is switched on, the symbols on the gearbox panel do not light up.
Results of the tests
1CHECK ON LIGHTINGAll OKProblems metOperation

Verify:

  • The condition of the background illumination LEDs
Continue to Step 2Faulty LEDsReplace LEDs
2CHECK ELECTRICAL CIRCUITAll OKProblems metOperation

Verify:

  • Supply to gearbox panel
  • Fuse on dashboard unit
  • Correct connections between dashboard unit and gearbox panel
  • Correct connections between gearbox panel and earth
  • Earth
(see: See   E7051  ROBOTIZED GEARBOX )
Continue to Step 3Incorrect supplyRestore correct supply: See   E7051  ROBOTIZED GEARBOX
Connections not correctRestore correct connections: See   E7051  ROBOTIZED GEARBOX
Fuse blownReplace fuse (and search for the cause of its blowing)
Faulty earthRestore the earth contact: See   E7051  ROBOTIZED GEARBOX
3CHECK GEARBOX PANELAll OKProblems metOperation
Check condition of gearbox panelContinue to Step 4Gearbox panel faultyReplace gearbox panel Op.   2127A12 
4CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentFault persistsSearch for the fault starting from another symptom'