Warning code3
The rear ABS indicator lamp or brake lamp is flashing due to a fault in the braking system. The manual's first action is: “With the key on, momentarily connect and disconnect terminals 12 and 4 on the OBD-II 16-pin DLC (Figure 8-2). Turn the ignition switch on.”
- Model
- Snap-on EAZ0025B02B
- Display shows
- 3
- Type
- Warning code
- Source
- Manual p. 95
What 3 means
Rear ABS indicator lamp or brake lamp begins flashing. p. 95
Common causes
- Rear ABS indicator lamp or brake lamp begins flashing. p. 95
- If there is no code stored, the Rear ABS lamp goes off and remains off. p. 95
- If a code is stored, the lamp begins flashing. p. 95
- The ECBM may display a code in mid-count when the diagnostic lead is first grounded. p. 95
- The ECBM stores only one code at a time, even if there is more than one problem. p. 95
What to do
- With the key on, momentarily connect and disconnect terminals 12 and 4 on the OBD-II 16-pin DLC (Figure 8-2). Turn the ignition switch on. p. 95
- Clear codes, diagnose, repair, test drive, and check for other codes. p. 95
- Check to see if the DLC leads are shorted together. The leads must only be shortened momentarily. p. 95
- Allow the lamp to flash its sequence several times to be sure you are reading the code accurately. Remember, a long flash starts the code and the rest are short flashes. p. 95
- Repair the first code, clear memory, then test drive to check for any other codes. p. 95
Before you service the product, read the safety instructions in the manual p. 10.
If 3 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 3; 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.