User Manual
25
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Red channel wheel speed sensor wiring S1A
has an Open or Short circuit.
Red channel wheel speed sensor wiring S1B
has an Open or Short circuit.
Blue channel wheel speed sensor wiring S2A
has an Open or Short circuit.
Yellow channel wheel speed sensor wiring
S2B has an Open or Short circuit.
Blue channel wheel speed sensor wiring S3A
has an Open or Short circuit.
Yellow channel wheel speed sensor wiring
S3B has an Open or Short circuit.
Indicates a wheel speed sensor
or its wiring has short or open
circuit. Disconnect the relevant
sensor and measure the
resistance between the two pins
in the sensor connector housing.
If sensor extensions are used
verify extension continuity and
connections. Replace sensor and/
or extension cable.
The Ohm meter reading for the
sensor or sensor and extension
cable should be between 980
and 2350 Ohm (.98K and 2.35K
Ohm) If not, replace sensor and/
or extension cable.
HALDEX BLINK CODES
Select brake circuit, depress control knob to ash AUX in sequence.
Item Flash Count
Actual Fault
System OK Light Stays On 07
Sensor 1A 1 Flash 01
Sensor 1B 2 Flashes 02
Sensor 2A 3 Flashes 03
Sensor 2B 4 Flashes 04
Sensor 3A 5 Flashes 05
Sensor 3B 6 Flashes 06
Red Valve 7 Flashes 61, 67, 71, 77, 81, & 87
Blue Valve 8 Flashes 62, 68, 72, 78, 82, & 88
Yellow Valve 9 Flashes 63, 69, 73, 79, 83, & 89
Low Voltage 10 Flashes 90
ECU Failure 11 Flashes 93, 99, & E-Codes
Fault
Code
Explanation
Possible Causes
PLC
Select
1M
PLC
Select
2M
00
07
System OK (with vehicle traveling > 6 mph)
System OK (No Active Fault)
ABS is operational Displays “00”
when traveling > 6 MPH
ABS ECU is fully operational. Dis-
plays “07” vehicle is stationary
X X
X X
01
02
03
04
05
06