FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Scan Tool Testing and Procedures

AB: SELECT MONITOR
Applicable cartridge of select monitor: refer to Tools and Equipment.

NOTE: For basic handling of the select monitor, refer to its Operation Manual.

AC: TROUBLE CODES ARE DISPLAYED.
A maximum of 3 trouble codes are displayed in order of occurrence.





- If a particular trouble code is not properly stored in memory (due to a drop in ABSCM&H/U power supply, etc.) when a problem occurs, the trouble code, followed by a question mark "?", appears on the select monitor display. This shows it may be an unreliable reading.





- "a" refers to the troubles in order of occurrence (Latest, Old, Older, and Reference).





AD: CLEAR MEMORY





AE: ANALOG DATA ARE DISPLAYED.





AF: ON/OFF DATA ARE DISPLAYED.





AG: ABS SEQUENCE CONTROL

AH: FREEZE FRAME DATA

NOTE:
- Data stored at the time of trouble occurrence is shown on display.
- Each time trouble occurs, the latest information is stored in the freeze frame data in memory.





- If freeze frame data is not properly stored in memory (due to a drop in ABSCM power supply, etc.), a trouble code, preceded by a question mark "?", appears on the select monitor display. This shows it may be an unreliable reading.