| STEP | CHECK TO BE PERFORMED | REMEDIAL ACTION IF THE CHECK IS NOT OK |
|---|
| 1 | Checking ECO/Normal signalWith the Examiner in voltmeter mode, connect between pin 77 and earthTurn the key to the MAR positionPress ECO/Normal button and check that the voltage is around 12 VRelease the button and check that there is a voltage of around 7 Volts. | Restore wiring continuity between gearbox control unit and ECO button See E7051 ROBOTIZED GEARBOX Restore wiring continuity between Body Computer and ECO button See E7051 ROBOTIZED GEARBOX |
| 2 | Checking ECO button operationPress the ECO button and check continuity of contacts between pins 1 and 5. | Replace dashboard switch controls unit Op. 7040A56 SWITCH UNIT IN DASHBOARD - R.R. |
| 3 | Check the wiringCheck the continuity of the wiring between the button and the Body Computer. | Restore the wiring between the button and the Body Computer. See E7051 ROBOTIZED GEARBOX If the previous checks are OKReplace the robotized gearbox control unit Op. 2127E10 HYDRAULIC SPEED SELECTION SYSTEM CONTROL UNIT - R.R. |
