Four Wheel Anti-Lock Brake System (4WABS)

S4 DRIVE TEST (SENSOR DROP-OUT)

- Monitor the right front wheel speed only while driving at various speeds.

NOTE: Recording the speeds for later plotting will eliminate the need to monitor the NGS while driving.

Does the right wheel speed signal suddenly drop out and return within one frame (0.001 sec) on the NGS?

> Yes
Recheck the sensor indicator. S5

> No
S5