Entering Diagnostic Test Modes
Turn ignition off. Connect scan tool to Data Link Connector (DLC). See Fig 1 . Turn ignition on. Press START on scan tool. Press ENGINE. Select one of the following diagnostic test modes:
- WORK SUPPORT
This mode enables a technician to adjust some devices faster and more accurately by following indications on CONSULT-II unit. See WORK SUPPORT MODE . - SELF-DIAGNOSTIC RESULTS
Self-diagnostic results such as 1st trip DTC, DTCs, 1st trip freeze frame data or freeze frame data can be read and erased quickly. See SELF-DIAGNOSTIC RESULTS MODE . - DATA MONITOR
Input/output data in ECM can be read. See DATA MONITOR MODE . - DATA MONITOR (SPEC)
Input/output specification of basic fuel schedule, AFM, A/F feedback control value and other data monitor items can be read. See DATA MONITOR (SPEC) MODE . - ACTIVE TEST
Diagnostic test mode in which CONSULT-II drives some actuators apart from ECMs and also shifts some parameters in a specified range. See ACTIVE TEST MODE . - DTC & SRT CONFIRMATION
The status of system monitoring tests and self-diagnosis status/result can be confirmed. - ECM PART NUMBER
ECM part number can be read.