D1 - Determine If System Is RABS I or RABS II

- Determine if the ABS system is a RABS I or a RABS II system.

- Part number F3TF-2C018- RABS II Module

- Part number F3UF-2C018- RABS II Module

- All other part numbers are RABS I Module

NOTE: In the event that you are uncertain whether you have a RABS I or RABS II control module, check the module part number to be certain of the type of system you have.

CAUTION: RABS I vehicles which have been upgraded with RABS II modules will NOT have Keep Alive Memory and therefore will not be able to store codes when the vehicle is turned off.

- Is module RABS I or RABS II?

Control module is a RABS II -- Go to D2. [1][2]D2 - Check For Shorted Brake Switch

Control module is a RABS I -- This procedure does not cover RABS I control module. See appropriate diagnostic procedure for vehicle which you are servicing.