Bendix Commercial Vehicle Systems EC-16 ANTILOCK CONTROLLER 4/08 User Manual

Page 30

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30

SECTION XII- TESTING ENGINE CONTROL MODULE WIRE HARNESS

TRC ONLY RED LED ON?

PASS MAGNET OVER EC-16

CONTROLLER RESET & REPEAT

"INITIAL START-UP PROCEDURE"

TURN IGNITION OFF. DISCONNECT 30 PIN

CONNECTOR FROM EC-16

CONTROLLER

& 2 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

CONNECTOR AT ENGINE

ELECTRONIC CONTROL

MODULE.

CHECK WIRE CONTINUITY BETWEEN 30 PIN

CONNECTOR AT EC-16

CONTROLLER AND 2

PIN CONNECTOR AT ENGINE CONTROL

MODULE. PINS B2 & B3 ON 30 PIN

CONNECTOR CORRESPOND TO THE WIRES
LEADING TO 2 PIN CONNECTOR AT ENGINE

CONTROL MODULE.

TEST ENGINE CONTROL MODULE

USING ENGINE MANUFACTURER'S

PROCEDURE.

Illuminated?

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