Bendix Commercial Vehicle Systems EC-17 ANTILOCK TRACTION CONTROL4/10 - Manual (Page 31)

31
MOD
RESET
FRT
RER
MID
RHT
LFT
TRC
SEN
ECU
VLT
SECTION XII - TESTING ENGINE CONTROL MODULE WIRE HARNESS
TRC ONLY RED LED ON?
PASS MAGNET OVER EC-17 ™
CONTROLLER RESET & REPEAT
"INITIAL START-UP PROCEDURE"
TURN IGNITION OFF. DISCONNECT 30 PIN
CONNECTOR FROM EC-17 ™ CONTROLLER
& 2 or 3 PIN CONNECTOR AT ENGINE
ELECTRONIC CONTROL MODULE.
REPAIR OR REPLACE VEHICLE
WIRE HARNESS
START HERE
NO
YES
NO
YES
WIRE CONTINUITY OK?
30 PIN CONNECTOR
B3 B2
1
2
3
K J H G F E D C B A
CHECK WIRE CONTINUITY BETWEEN 30 PIN
CONNECTOR AT EC-17 ™ CONTROLLER AND 2
or 3 PIN CONNECTOR AT ENGINE CONTROL
MODULE. PINS B2 & B3 ON 30 PIN CONNEC-
TOR CORRESPOND TO THE WIRES LEADING
TO 2 PIN CONNECTOR AND PINS C2, D2 & D3
ON 30 PIN CONNECTOR CORRESPOND TO
THE WIRES LEADING TO 3 PIN CONNECTOR
AT ENGINE CONTROL MODULE.
TEST ENGINE CONTROL MODULE
USING ENGINE MANUFACTURER'S
PROCEDURE.
Illuminated?
2 PIN
CONNECTOR
3 PIN
CONNECTOR
D3 D2 C3