Scan Tool Testing and Procedures
Towing Recognition Control Module, Westfalia, Output Diagnostic Test Mode
• Control Module for towing sensor (J345) detects the "use of trailer" only from a performance decrease of at least 5 W**.
- Connect Vehicle Diagnosis, Testing and Information System (VAS 5051A).
- In Vehicle Diagnostic, Testing and Information System (VAS 5051A), select operating mode "Guided Fault Finding ".
- Using the "Go To" button, select "Functions/Component selection" and the following menu options in sequence:
• Body
• Body repair procedures
• 01 - On Board Diagnostic (OBD) capable systems
• Towing sensor
• Functions
• Control Module for towing sensor - output Diagnostic Test Mode (DTM)