Coding Table
Coding Table
Coding example:
00140 USA/CDN, 4-cyl., left-hand drive, gasoline engine
NOTE:
- A/C Control Head -E87- with part number suffix "A" are installed as a running change during m.y. 2000. -E87- with suffix "A" differs from non suffix version as follows:
- Allocation of ignition key is recognized (as transmitted from the instrument cluster) and displayed in Read Measuring Value Block "009".
- The last 4 compressor cut-out conditions that are valid for longer than 20 seconds are saved in memory and displayed in Read Measuring Value Block 011.
- WSC ZZZZZ is the dealership number of the VAG 1551 scan tool last used to perform the coding procedure.
- DXX is the software version installed in the A/C Control Head -E87-. It is irrelevant for the purposes of dealership repairs.
- Coding A/C Control Head -E87-.
List of functions
01 - Check Control Module Versions
02 - Check DTC Memory Check DTC Memory (Function 02)
03 - Output Diagnostic Test Mode
04 - Basic Setting
05 - Erase DTC Memory
06 - End Output End Output (Function 06)
07 - Code Control Module Control Module, Coding (Function 07)
08 - Read Measuring Value Block
Only the functions listed above can be used for the "AC/Heating Electronics" OBD program.
- Press -> button.
Indicated on display
Rapid data transfer HELP
Select function XX
NOTE:
- A list of the possible functions is printed out after pressing the HELP button.
- After pressing the -> button, the VAG 1551 returns to the starting position.
If one of the following DTC messages is displayed:
Indicated on display
Rapid data transfer HELP
Control module does not answer
or
Indicated on display
Rapid data transfer HELP
K wire not switching to B+
- Press HELP button to print out list of possible causes.
- Check wiring to Data Link Connector (DLC) according to wiring diagram.
If this display appears at the beginning of or during the OBD program, malfunctions have occurred and data transfer is no longer possible between the VAG 1551 Scan Tool (ST) and the A/C Control Head -E87-.
Rapid data transfer ->
Error in communication link
- Check wiring to DLC.
- After repairing possible causes of the malfunction, press buttons -0- and -8- to insert "AC/Heating Electronics" address word 08.
- Press -Q- button to confirm input.
Indicated on display
Rapid data transfer
Scan Tool sends address word 08
4B0820043XA6KlimavollautomatDXX ->
Code XXXXX WSC ZZZZZ
The control module identification (version), coding and dealership number (where the control module was coded) are displayed ("Klimavollautomat" = fully automatic air conditioner).
- Press -> button.
Indicated on display
Rapid data transfer HELP
Select function XX