Data Displays

Fig. 5 ECM data display chart:

To display ECM data, depress and release Lo button on CCP. ECM data display is initiated as display switches from Code .7.0 to Code E.9.0. To advance display, depress Hi button on CCP. To return to a lower number parameter, or go directly from Code E.9.0 to end of parameter list, depress Lo button. When troubleshooting a malfunction, the ECM data display can be used to compare vehicle to a properly functioning vehicle. The various data parameters and their values are described in Fig. 5.