3233091 - K53 I.E. FAILURE WARNING LIGHT OFF / (DO NOT CARRY OUT INITIAL TEST)

On starting, the "i.e. fault" warning light does not come on (it should come on for 4 seconds to indicate the initial test of the control unit, and then go out)
Results of the tests
1CHECK WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the diagnostic equipment (Examiner or other instruments) to the diagnostic socketCheck that there is correct dialogue with the engine management control unit Continue to Step 2 Lack of dialogue with the control unit

Restore:

An error is detected in the control unitContinue according to the instructions for the diagnostic equipment
2CHECK I.E. FAULT WARNING LIGHTAll OKProblems metOperation
2.5 V6Using the diagnostic equipment (Examiner or other instruments), carry out active diagnosis for the "i.e. fault" warning light Continue to Step 3 Connections not correctRestore the connections
1.6 TS 1.8 TS 1.8 TS

Check, in order:

  • connection between engine managment control unit and rev counter
  • rev counter supply
( See   E4020  REV COUNTER INSTRUMENT ).
Continue to Step 3 Connections not correctRestore the connections
3CHECK REV COUNTERAll OKProblems metOperation
Check that the rev counter is working see DESCRIPTION AND OPERATION: 5560 INSTRUMENT PANEL Continue to Step 4 Instrument not working Replace the rev counter Op.   5560B03 
4CHECK CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsSearch for the fault starting from another symptom'