BENDIX EC-16 ANTILOCK CONTROLLER Manual page 23

START HERE FROM
SECTION VI A
SECTION VI B - TESTING THE MODULATOR
GO TO MODULATOR, INSPECT WIRING CONNECTOR.
DISCONNECT CONNECTOR AND TEST RESISTANCE
BETWEEN PINS ON MODULATOR. RESISTANCE
®
VALUES FOR BENDIX M-22
HOLD TO COMMON:
EXHAUST TO COMMON:
EXHAUST TO HOLD:
TEST EACH PIN TO VEHICLE GROUND AND NOTE NO
CONTINUITY.
RESISTANCE READINGS
CORRECT?
RECONNECT CONNECTOR TO MODULATOR.
TURN IGNITION ON AND PASS MAGNET OVER
RESET ON EC-16
REACTION OF RED LEDs.
ARE ANY RED LEDs
ILLUMINATED?
SAME RED LEDs
ILLUMINATED?
GO TO SECTION IV "INSPECTION FOR
ILLUMINATED LEDs" AND RETEST.
™
MODULATOR.
READ 3.5 TO 5 OHMS
READ 3.5 TO 5 OHMS
READ 7 TO 10 OHMS
NO
YES
™ CONTROLLER. NOTE
NO
YES
YES
NO
™
CONNECTOR ON M-22 MODULATOR.
EXHAUST COMMON HOLD
REPLACE THE MODULATOR.
REPEAT THE "INITIAL
START-UP PROCEDURE"
REPAIR OR REPLACE MODU-
LATOR WIRE HARNESS.
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