Section C: Diagnostic Trouble Code (Dtc) Blink Code Quick Reference - BENDIX TABS-6 Service Data

1st Blink Code
Code Location Code
1 All 1
2 Sensor SL 1
3 Sensor SR 2
4 Sensor SAL 3
4
5
5 Sensor SAR
6
1
6 Power 2
3
7 Valve MOD1 1
8 Valve MOD2 2
3
9 Valve MOD3
4
1
2
10 Common
3
4
1
11 ECU
2
12 Diagnostics 1
13 Indicator Lamp 1
To Read/Clear Diagnostic Troubleshooting Codes (DTCs):
1. Apply constant power to the trailer (ignition switch).
2. Within 15 seconds, apply/release the brake pedal at 1 second intervals:
(a) 3 times for displaying Active DTCs.
(b) 4 times for displaying Inactive DTCs.
(c) 5 times for clearing Active DTCs.
3. After 5 seconds delay, the blink codes will be displayed.
4. Observe the trailer-mounted ABS indicator lamp and record blink code(s).
5. Refer to blink code chart for description.
6. After making repairs and clearing Active DTCs, verify lamp is no longer illuminated.
SECTION C: DIAGNOSTIC TROUBLE CODE (DTC)
BLINK CODE QUICK REFERENCE
2nd Blink Code
Description
No Diagnostic Trouble Codes (DTCs)
Sensor signal invalid - large air gap
Sensor signal invalid - loss of signal
Sensor signal invalid - noisy
Sensor shorted or open
Tire diameter out of range
Sensor configuration error
Over-voltage
Low-voltage
Excessive power line resistance
Hold solenoid (AUX) shorted or open
Release solenoid (AUX) shorted or open • Go to Section H - ABS Modulator DTCs
ABS modulator dynamic error
Valve configuration error
Valve MOD1/2 low-side switch shorted
to ground
Valve MOD3 (AUX) low-side switch
shorted to ground
ABS modulator dynamic error - all valves • Go to Section H - ABS Modulator DTCs
Excessive ABS activity
ECU internal error
ECU configuration error
J1587 diagnostics (AUX6) shorted or
open
ABS lamp (AUX7) shorted or open
Repair Information
• System fully operational - no DTCs detected
• Go to Section G - Dynamic Wheel Speed Sensor (WSS)
DTCs
• Go to Section G - Dynamic WSS DTCs
• Go to Section G - Dynamic WSS DTCs
• Go to Section G - Static WSS DTCs
• Verify correct tire size, proper tire inflation & correct number of exciter ring teeth.
Verify that the Electronic Control Unit (ECU) has the proper tire size settings.
• Verify correct ABS configuration. If needed, reset to the default ABS
configuration and power-up to initiate auto-configuration.
• Go to Section F - Power Supply
• Go to Section F - Power Supply
• Go to Section F - Power Supply
• Go to Section H - ABS Modulator DTCs
• Go to Section H - ABS Modulator DTCs
• Verify correct ABS configuration. If needed, reset to the default ABS
configuration and power-up to initiate auto-configuration.
• Go to Section H - ABS Modulator DTCs
• Go to Section H - ABS Modulator DTCs
• Go to Section G - Dynamic WSS DTCs
• Check for damaged or corroded connectors. Check for damaged wiring.
After repairs or if no issues found, then clear DTCs. If DTCs return, replace
the module.
• Verify correct ABS configuration. If needed, reset to the default ABS
configuration and power-up to initiate auto-configuration.
• Check for corroded/damaged wiring or connectors between the ECU and
J1587 Diagnostic (AUX6). Replace/repair J1587 Diagnostic (AUX6) wiring
or components as required.
• Go to Section E - Trailer ABS Indicator Lamp
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