Webasto Thermo Test (with full engineering menu) & EDiTH  is a diagnostic program for Webasto & Eberspacher heaters. The program supports almost all heaters that have a diagnostic capability. As well as reading out and displaying control unit information, you can also access troubleshooting and startup functions.

FUNCTIONS:

Heater information
Display error list (in case errors occur)
Delete error memory
Overview of heaters’ parameters and components
Graphs of actual values of components
Overview heaters’ operating data
Component test
Fuel prime
CO2 calibration
Protocol of the measured values
Creation of a summary
Visual control of diagnostic line
Program start of DTR line (pin 6)
Writing eeprom
…and more

• Thermo Top C, E, Handel, P, C/Z MB/DC
• Thermo Top C/Z BMW
• Thermo Top Audi
• Thermo Top C/Z Fiat
• Thermo Top PSA
• Thermo Top Rover
• Thermo Top (98)
• Thermo 50 (67339A), (67339B), 90 (S)
• Thermo 230/300/350 (E1), (E2), (SG1572)
• AT2000/3500/5000
• RHx-100/MHx-100
• DBW/BBW 46S, DW/BW 80
• W-Bus
• …and other…

• Airtronic M/L
• B/D 1/3  C/P Compact
• B/D 1/3/5LC, D8LC
• D2L, D12W
• D7W (D2H)
• D9W, Hydronic 10
• Hydronic 10 M/MII, L/LII
• Hydronic 16/24/30/35
• Hydronic B/D 3/5 WZ
• Hydronic B/D 4/5W SC/S
• Hydronic II-H/F, II, II-C
• …and other…

Connect the adapter to the PC.
Install drivers. Use the correct COM port.
Connect the power supply 12 or 24 volts with a red and black clip.
Connect the yellow wire to the diagnostic wire in the car or use plug (for measuring parameters and read errors).
The switch is used to select the first or second pin on 6-pins connector Webasto.

The second switch is used to select diagnostic program. Blue LED for Webasto Thermo Test (WTT), Red LED for EDiTH (autodetect) and delay for remove errors on older models heaters.
Select the type of heater in the program.