Bendix Commercial Vehicle Systems EC-15 ANTILOCK CONTROLLER ASSY 4/08 - Manual (Page 23)

23
REMOVE MAGNET FROM EC-15 ™ CONTROLLER, TURN
IGNITION OFF AND DISCONNECT THE WIRING HARNESS
CONNECTOR(S) FROM EC-15
™ CONTROLLER. TURN
IGNITION ON, GROUND LAMP RELAY WIRE (PIN 1K FIG. 7)
(PIN 3F FIG.8) AND NOTE DASH LAMP REACTION.
CHECK DASH WIRING AND
CONNECTORS, AND CONSULT THE
VEHICLE MANUAL FOR TROUBLE
SHOOTING INFORMATION. REPAIR
OR REPLACE AS NECESSARY AND
REPEAT THE “INITIAL START-UP
PROCEDURE”.
RECONNECT THE EC-15 ™ CONTROLLER WIRE
HARNESS CONNECTOR(S), AND CHECK FOR
VEHICLE POWER AT THE LAMP RELAY COIL.
TURN IGNITION OFF AND CHECK CONTINUITY OF
WIRING LAMP WIRE BETWEEN EC-15
™ CONTROLLER
WIRING HARNESS CONNECTOR (SEE FIG. 7 & 8) AND
TERMINAL ON LAMP RELAY.
YES
GROUND THIS WIRE AT
EC-15
™ CONTROLLER
CONNECTOR
DASH LAMP OFF?
TO EC-15 ™
CONTROLLER
CONNECTOR
NO
LAMP ON
CONTINUE
TESTING
REPLACE EC-15 ™
CONTROLLER
IS CONTINUITY DETECTED?
REPAIR OR REPLACE WIRE
HARNESS. RECONNECT EC-15
™
CONTROLLER WIRE HARNESS AND
REPEAT THE “INITIAL START-UP
PROCEDURE”
CHECK
FOR
POWER
HERE
IS POWER DETECTED?
ARE ALL LEDS ILLUMINATED?
TROUBLESHOOTING
SECTION VIII - TESTING FOR FALSE INDICATION CAUSED BY DASH LIGHT RELAY
START HERE
HOLD A MAGNET ON EC-15 ™ CONTROLLER
RESET AND NOTE ALL LEDS ILLUMINATED
REPLACE THE RELAY AND REPEAT
THE “INITIAL START-UP PROCEDURE”
REPLACE EC-15 ™
CONTROLLER
TESTING THE LAMP RELAY
LAMP
RELAY
TO EC-15 ™
CONTROLLER
CONNECTOR
RELAY
LAMP
LAMP ON
BAD RELAY
TESTING THE LAMP RELAY
YES
NO
YES
NO
YES
NO