Bendix Commercial Vehicle Systems MC-11 TRACTOR ANTILOCK 4/04 - Manual (Page 12)

12
DISCONNECT 14 PIN CONNECTOR FROM
EC-11
™ CONTROLLER OBSERVE DASH LIGHT
R E P E AT
STARTUP
WITH IGNITION ON, MEASURE VOLTAGE
BETWEEN DASH LIGHT RELAY (PIN D)
AND GROUND (PIN C). VOLTAGE SHOULD
BE SAME AS BATTERY VOLTAGE.
RELAY
REPEAT
STARTUP CHECK WIRING HARNESS AND
RELAY FOR SHORTS TO GROUND.
RECONNECT AND CHECK/REPLACE
THE FOLLOWING:
1. DASH LIGHT BULB
2. FUSE
3. RELAY POWER WIRE
4. RELAY
AFTER REPLACING A COMPONENT
TEST THE DASH LIGHT.
REPAIR/REPLACE
WIRE HARNESS
IS VOLTAGE CORRECT?
DASH LIGHT OFF
YES
DASH LIGHT ON
REPLACE EC-11 ™
CONTROLLER
GROUND
NO
TROUBLESHOOTING
SECTION I - DASH LIGHT TESTING