On board diagnostics
On board diagnostics (OBD) is an automotive term referring to a vehicle's self diagnostic and reporting capability. OBD systems give the vehicle owner or repair technician access to the status of the various vehicle subsystems. The amount of diagnostic information available via OBD has varied widely since its introduction in the early 1980s versions of on board vehicle computers.ECU Fault Codes .topbuzz.co.uk
Technical information on ECU fault codes, how to read the codes and fault find your engine running problems. Possible with fuel injection engines only.What that "Service Engine Soon" or "Check engine" scary ...
Another plug .... OBDII Shorthand List. AFC Air Flow Control. ALDL Assembly Line Diagnostic Link. Former name for GM (only) Data Link Connector, the connector socket into which the scan tool plug is inserted; sometimes used to refer to any pre OBDII computer signals.You access these usually by shorting 2 terminals on a diagnostic connector which is sometimes inside the car, sometimes under ...Read GMBD.book
Readbag users suggest that GMBD.book is worth reading. The file contains 271 page(s) and is free to view, download or print.
2001 cavalier aldl connector wiring diagram Files
2001 cavalier aldl connector wiring diagram 43 wiring
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