OnGuard™ AND
OnGuardACTIVE™
COLLISION MITIGATION
SYSTEMS
MAINTENANCE MANUAL
Страница 1: ...OnGuard AND OnGuardACTIVE COLLISION MITIGATION SYSTEMS MAINTENANCE MANUAL...
Страница 2: ...tools when required to help avoid serious personal injury and damage to components Hazard Alert Messages and Torque Symbols WARNING A Warning alerts you to an instruction or procedure that you must f...
Страница 3: ...stem CMS under the following conditions Weather such as rain sleet snow ice heavy fog as well as smoke or dust These conditions can make roads slippery which can cause a spinout or block or limit the...
Страница 4: ...will not track vehicles or operate Make sure that the Service Alignment procedure is completed before releasing the vehicle from service Failure to do so can result in serious personal injury or deat...
Страница 5: ...nGuard CMS will have limited or no functionality which can lead to an accident Serious personal injury or death and or severe property damage can result WARNING The OnGuard CMS requires time to recogn...
Страница 6: ...at are in your lane or is tracking vehicles that are not in your lane the radar may not be aligned correctly If this occurs immediately have the OnGuard CMS radar inspected and corrected as needed Ref...
Страница 7: ...r and Display Software Levels Error Screens and Diagnostic Trouble Codes Required Maintenance 6 Troubleshooting Guide 10 TOOLBOX Software 12 OnGuard and OnGuardACTIVE Radar Diagnostic Trouble Code Tab...
Страница 8: ...sion still exists and the driver has not taken the appropriate action the CMS will request application of the foundation brakes to provide up to 50 of available braking power When the CMS requests app...
Страница 9: ...ure 1 2 Figure 1 2 Following Distance Alert Adaptive Cruise Control Not Set The Following Distance Alert will provide an audible alert and the in cab dash display screen will turn yellow if the vehicl...
Страница 10: ...he OnGuardACTIVE CMS does not operate when your speed is below 15 mph or over 77 mph Accordingly the CMS Will not react and alert the driver to objects crossing in front of the vehicle or oncoming tra...
Страница 11: ...at the OnGuard system is tracking The functions of the OnGuard display may be integrated into a vehicle s instrument panel If the vehicle has an integrated display please refer to your vehicle owner s...
Страница 12: ...ctions or the CMS functions Multiple DTCs may be active simultaneously If a DTC is shown on the display use the UP and DOWN keys on the display to scroll through each code Figure 2 2 Record each DTC f...
Страница 13: ...his can be caused by problems in the electrical harness or a faulty display Refer to Display Harness Electrical Checks in the Electrical System and Harness Troubleshooting Section If the display light...
Страница 14: ...adar and fascia Blocked Radar not aligned Perform Radar Sensor Service Alignment using TOOLBOX Software Ignition cycle may be required to clear the fault and restore system function Radar Sensor Align...
Страница 15: ...son for disabled CMS TOOLBOX Software and Diagnostic Trouble Code Table Communication between the radar and display is interrupted Troubleshoot harnesses between radar and display Diagnose J1939 wirin...
Страница 16: ...on the mounting bracket The radar sensor may be too close to or actually contacting the bumper as mounted which will affect the radar signal There should be at least 1 4 inch of clearance between the...
Страница 17: ...ted under Adapter selection in Utilities If the protocol was changed you will need to cycle the key This will display the radar sensor part number and radar software version as well as other important...
Страница 18: ...y repairs use the Clear DTCs to reset the radar 4 A DTC report can also be generated by selecting the Generate DTC Report button while in the Diagnostic Trouble Codes screen A Save As screen will then...
Страница 19: ...OnGuard and OnGuardACTIVE Radar Diagnostic Trouble Code Table The following table provides repair instructions and the corresponding Troubleshooting Sections in this manual for SPN FMI DTCs that are...
Страница 20: ...is used on the vehicle 188 9 J1939 Engine Configuration 1 EC1 message not received or intermittent Cycle the ignition to clear DTCs after engine servicing Verify engine ECM is functional and has corr...
Страница 21: ...fy transmission ECU is functional and has correct software and 527 parameters 527 9 J1939 Cruise Control Vehicle Speed 1 CCVS1 message from the primary source usually the engine not received or interm...
Страница 22: ...twork engine ECM body cab or chassis controller is functional Verify the correct radar part number is installed on the vehicle 598 19 Incorrect J1939 Clutch Switch data received in CCVS1 message from...
Страница 23: ...ge from the ABS not received or intermittent Verify the ABS ECU is connected to the J1939 network and is functional Verify correct ABS part number is used Cycle ignition to clear DTCs after ABS servic...
Страница 24: ...ge from the display or instrument cluster not received or intermittent Intermittent power or J1939 network connection to display or instrument cluster Verify harness is correct Verify correct software...
Страница 25: ...ader error usually caused when there is an issue during a radar software update Run the software update again Is usually seen in WABCO TOOLBOX Software PC Diagnostics with SPN 197120 FMI 31 on the dis...
Страница 26: ...sed the system to be temporarily disabled Use WABCO TOOLBOX PC Diagnostics to test the Anti Lock Braking System Verify the correct radar part number is installed on the vehicle Verify the correct ABS...
Страница 27: ...lear the secondary DTC 517505 13 VDY velocity correction factor is Out of Range Check speed signal parameters in engine braking system and tachograph 517525 13 Unknown error during alignment Software...
Страница 28: ...or marker light bulb Inspect the radar connector for corrosion Inspect each of the power connections between the ignition switch and the radar to determine where loss of power may be occurring 517559...
Страница 29: ...of range for more than 5 minutes Verify no visible physical damage to radar Check power ground and load test at the radar harness connector If fault persists after completing previous checks and repai...
Страница 30: ...onitors and utilizes other system messages on the J 1939 network allowing it to function without interfering with vehicle stability systems and engine transmission speed parameters The OnGuard and OnG...
Страница 31: ...following although not all inclusive is a list of service maintenance and repair operations requiring system Service Alignment Chassis parts replacement Steering or suspension parts replacement adjust...
Страница 32: ...2 17 appears in the display This typically takes less than 10 miles to complete Figure 2 17 5 After completing the Service Alignment procedure the system returns to one of the normal operating screens...
Страница 33: ...ehicle chassis causing the CMS to malfunction The harness is especially susceptible to wear when the harness rubs against a sharp edge Both wire fatigue and harness abrasion can be prevented by correc...
Страница 34: ...ne retarder or driveline retarder ECUs have been re flashed with new software that is incorrect was not downloaded correctly or has the incorrect parameter set This information may reside in the vehic...
Страница 35: ...t the DTC has been cleared Cruise Control System Troubleshooting Refer to the Diagnostic Trouble Code Table for further information The following are the troubleshooting sections and sub sections refe...
Страница 36: ...dar connector 5 Remove the radar sensor from the radar sensor bracket by removing the three nuts on the rear of the radar sensor bracket 6 Verify that the mounting bracket bolts are securely tightened...
Страница 37: ...e 3 2 3 Remove the display Save the hardware for installation of the new display 4 Reinstall the new display 5 Connect the wiring connector to the new display 6 Reassemble the instrument cluster panel...
Страница 38: ...s in 40 countries For more information visit www wabco na com NYSE WBC is a leading global supplier of technol ogies and services that improve the safety efficiency and con nectivity of commercial veh...
