Friday, March 27, 2020

2010 Acura Truck MDX V6-3.7L Page 330


45. Test the brake pedal position switch See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Braking



Sensor/Switch/Testing and Inspection.



46. Check the brake lights with the brake pedal pressed.



Do the brake lights come on?



YES -



Intermittent failure, the system is OK at this time. Check for loose or poor connections.?



NO -



Repair an open in the wire or poor ground (G701, G702).?



TPMS System



TPMS DTC Troubleshooting: 31, 33, 35, 37



DTC 31, 33, 35, 37:



Tire Pressure Sensor Low Battery Voltage



NOTE: This problem occurs when the temperature around the sensor is -40 掳F (-40 掳C) or less. Note that the diagnosis must be made in a place



where ambient temperature is -4 掳F (-20 掳C) or more.



1. Turn the ignition switch to ON (II).



Does the TPMS indicator go off within one minute?



YES -



The system is OK at this time. Clear the DTC with the HDS.?



NO -



Go to step 2.



2. Check the RF, LF, RR, or LR TIRE PRESSURE SENSOR BATTERY STATUS in the TPMS DATA LIST with the HDS.



NOTE: If the HDS screen shows UNDEFINED for sensor status, turn the ignition switch to LOCK (0), rotate the tire 1/4 turn, then turn the ignition



switch to ON (II), and try again. If UNDEFINED is still displayed, repeat this procedure until NORMAL is shown.



Is LOW indicated?



YES -



Replace the appropriate tire pressure sensor See: Instrument Panel, Gauges and Warning Indicators/Tire Monitoring System/Tire Pressure



Sensor/Service and Repair.?



NO -



Check for loose terminals and poor connections at the TPMS control unit. If necessary, substitute a known-good TPMS control unit See:



Instrument Panel, Gauges and Warning Indicators/Tire Monitoring System/Tire Pressure Module/Service and Repair, and recheck.?



VSA System



VSA DTC Troubleshooting: 31, 32, 33, 34, 35, 36, 37, 38



DTC 31, 32, 33, 34, 35, 36, 37, 38:



ABS Solenoid Valve Malfunction



NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information.