Wednesday, March 25, 2020

2010 Acura Truck MDX V6-3.7L Page 493


Go to step 16.



16. Check for DTCs with the HDS.



Is DTC 60, 110, or 111 indicated?



YES -



Troubleshoot the indicated DTC(s).?



NO -



Troubleshoot the brake pedal position switch signal circuit See: Powertrain Management/Computers and Control Systems/Testing and



Inspection/Component Tests and General Diagnostics/Brake Pedal Position Switch Signal Circuit Troubleshooting.?



17. Press the MAIN switch ON.



18. Clear the DTCs with the HDS.



19. Select ADAPTIVE CRUISE CONTROL (ACC) from the DRIVING SUPPORT menu, then enter the FUNCTION TEST.



20. Activate BRAKE ACTUATOR 3 from the FUNCTION TEST.



21. Check for DTCs with the HDS.



Is DTC 47 indicated?



YES -



Go to step 22.



NO -



Troubleshoot the indicated DTC(s). If there are no DTCs, the system is OK at this time.?



22. Without the brake pedal pressed, check the right front brake fluid pressure voltage (RF BRAKE P) with the HDS.



Is there about 0.5 V?



YES -



Go to step 23.



NO -



Go to step 26.



23. Test the brake booster See: Brakes and Traction Control/Power Brake Assist/Vacuum Brake Booster/Testing and Inspection.



24. Start the engine, then press the brake pedal with about 314 N (32 kgf, 70.6 lbf) pressure.



25. Check the front brake fluid pressure voltage (RF BRAKE P) with the HDS.



Is there about 2.5 V?



YES -



The right front brake fluid pressure signal is OK, check for loose or poor connections. If OK, update the ACC unit See: Cruise Control/Testing and



Inspection/Programming and Relearning, then recheck. If the ACC unit was already updated, replace the ACC unit See: Cruise Control/Cruise



Control Module/Service and Repair.?



NO -



Go to step 26.



26. Check for DTCs with the HDS.



Is DTC 47 indicated?



YES -



Check for loose or poor connections. If OK, update the ACC unit See: Cruise Control/Testing and Inspection/Programming and Relearning, then



recheck. If the ACC unit was already updated, replace the ACC unit See: Cruise Control/Cruise Control Module/Service and Repair.?

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