The ABS warning lamp is indicating a fault that requires reading diagnostic codes. The manual's first action is: “Short the service check connector and turn the ignition switch on, but do not start the engine. The ABS indicator will stay on for 1 seconds then turn off, main code will flash then pause 1 second, sub-code will flash then turn off for 5 seconds, main code will flash then turn off for 5 seconds, main code will flash then turn off for one second, sub code will flash”
- Model
- Snap-on EAZ0025B02B
- Display shows
- Read codes on: ABS warning lamp (4-2)
- Type
- Warning code
- Source
- Manual p. 94
What 4-2 means
Read codes on: ABS warning lamp p. 94
Common causes
- Read codes on: ABS warning lamp p. 94
What to do
- Short the service check connector and turn the ignition switch on, but do not start the engine. The ABS indicator will stay on for 1 seconds then turn off, main code will flash then pause 1 second, sub-code will flash then turn off for 5 seconds, main code will flash then turn off for 5 seconds, main code will flash then turn off for one second, sub code will flash p. 94
Before you service the product, read the safety instructions in the manual p. 10.
If 4-2 is still not resolved
- contact service / dealer p. 174 “CAUTION: YOU MUST READ TROUBLE CODES BEFORE SELECTING FUNCTIONAL TESTS OR CODES CAN BE LOST.”
This page summarises what the manufacturer’s manual says about 4-2; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Snap-on. Found a mistake? Report an error.