BENDIX GEN 4 GEN 5 ABS Manual page 38

Abs for trucks, tractors, and buses
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Blink Code
Sequence
Flashes
17
1st
1.5 Sec.
Pause
2nd
FIGURE 39 - Miscellaneous Diagnostic Trouble Codes Troubleshooting Guide
38
Location
Miscellaneous
Flashes
Condition
1
Retarder control relay shorted high or
open circuit.
2
Retarder control relay shorted low.
or open circuit
3
J1922/1939 data link not functioning.
(Retarder)
4
J1922/1939 data link time out.
5
Tire size, front to rear out of range.
6
Tire size out of range or parameter
fault.
7
Brake light switch not pushed at this
power cycle.
8
ATC system is disabled for
dynamometer test.
10
Warning light short, low or open
12
Sensor memory bit is set
Action
Use multimeter to verify proper voltage at the retarder control relay.
Use multimeter to verify proper voltage at the retarder control relay.
Unplug connector at ECU. There should be a voltage between 0 and 2.5 volts on
J1939/J1922 (–) and a voltage between 2.5 and 5.0 volts on J1939/J1922 (+).
Refer to schematic and correct wiring harness as required.
Unplug connector at ECU. There should be a voltage between 0 and 2.5 volts on
J1939/J1922 (–) and a voltage between 2.5 and 5.0 volts on J1939/J1922 (+).
Refer to schematic and correct wiring harness as required.
There is too great a difference in the rolling radius of the front and rear tires.
Steer axle tire radius cannot be more than 20% above rears or 10% below. If the
static loaded radius of the rear tires is outside the range 15.9 to 21.5 inches the
ECU must be recalibrated using a diagnostic tool.
There is too great a difference in the rolling radius of the front and rear tires.
Steer axle tire radius cannot be more than 20% above rears or 10% below. If the
static loaded radius of the rear tires is outside the range 15.9 to 21.5 inches the
ECU must be recalibrated using a diagnostic tool.
Press brake pedal. If error does not clear, check for missing connection at brake
light switch. If the brake is not applied you should measure the resistance of the
brake light bulb (bulb broken?). If the brake is applied, you should measure
vehicle system voltage. (i.e. 9...16v)
Cycle ignition switch and ATC will be re-enabled.
Diagnostic switch may have been pressed for an excessive period of time (>30
seconds). If not check wiring associated with indicator lamp.
This trouble code should clear when the vehicle is driven and the ECU is able
to read sensor output voltage. If this does not happen, verify that the sensors are
properly adjusted (pressed full in to tone wheels.)
Note: For codes 17•3 and 17•4 the problem may be
within the engine controller, another controller on the
data link or within the wiring or connectors.

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