Diagnostic Mode 09 - Read Vehicle Information

Diagnostic Mode 09 makes it possible to access vehicle-specific information from the ECM and the TCM (where applicable).

NOTE:

Depending on scan tool and protocol used, Diagnostic Mode 09 and the information provided may be referred to by a different name.

Test Requirement

Procedure

-- Connect the scan tool.

-- Switch the ignition on.

-- Select "Mode 09".

-- Select the desired "Test-ID".

-- The information requested will be displayed on the scan tool screen.

The following table is a numerical list of all "Test-IDs" that may be selected.

Test-ID	Diagnostic text
04:	Calibration identification e.g.
	Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248-
06:	CVN (check sum) e.g.
	EC5AE460 the check sum is different for every control module version
	000D105

-- Switch the ignition off.