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CONTINUED - REPAIRING CONTROLLER ANTI-LOCK BRAKES MODULE NO
TEST 5A

RESPONSE

TEST 5A
CONTINUED FROM
THE PREVIOUS
PAGE.
USING AN OHMMETER,
MEASURE THE PCI
BUS CIRCUIT
BETWEEN...
*Perform Verification TEST VER-2A.
TURN IGNITION OFF.
THE CAB HARNESS
CONN AND THE BCM
C3 HARNESS CONN.
FIGS. 1 AND 2
**Check connectors - Clean / repair as necessary.
641
IS THE RESISTANCE
YES
BELOW 5.0 OHMS?
NO
REPLACE THE
CONTROLLER
ANTILOCK BRAKE
(CAB).*
REPAIR THE OPEN
PCI BUS CIRCUIT.*
V
E
H
I
C
L
E
C
O
M
M
U
N
I
C
A
T
I
O
N

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