DTC P0746: CVT Drive Pulley Pressure Control Solenoid Valve Stuck OFF - Honda Accord 2012-2017
DIY Honda Garage
[{'start': '1.120', 'end': '7.639', 'text': 'Welcome to the DIY Honda Garage channel.'}, {'start': '5.120', 'end': '11.120', 'text': 'DTC code'}, {'start': '7.639', 'end': '13.599', 'text': 'P0746 refers to the CVT drive pulley'}, {'start': '11.120', 'end': '19.439', 'text': 'pressure control solenoid valve stuck'}, {'start': '13.599', 'end': '21.680', 'text': 'off in 2012 to 2017 Honda Accord models.'}, {'start': '19.439', 'end': '24.880', 'text': 'This indicates an issue with the'}, {'start': '21.680', 'end': '27.760', 'text': 'continuous variable transmission CVT'}, {'start': '24.880', 'end': '29.920', 'text': 'system. Specifically, the solenoid'}, {'start': '27.760', 'end': '32.800', 'text': 'responsible for regulating hydraulic'}, {'start': '29.920', 'end': '35.200', 'text': 'pressure in the drive pulley. The drive'}, {'start': '32.800', 'end': '37.840', 'text': 'pulley pressure control solenoid valve'}, {'start': '35.200', 'end': '40.320', 'text': 'is vital for ensuring the transmission'}, {'start': '37.840', 'end': '42.559', 'text': 'operates smoothly by controlling the'}, {'start': '40.320', 'end': '46.000', 'text': 'amount of fluid pressure applied to the'}, {'start': '42.559', 'end': '49.440', 'text': 'CVT pulleys based on vehicle speed and'}, {'start': '46.000', 'end': '51.600', 'text': 'demand. A malfunction in this solenoid'}, {'start': '49.440', 'end': '54.840', 'text': 'can lead to abnormal transmission'}, {'start': '51.600', 'end': '57.280', 'text': 'behavior, lack of acceleration or'}, {'start': '54.840', 'end': '60.000', 'text': 'slipping. Measurement and control of'}, {'start': '57.280', 'end': '62.640', 'text': 'hydraulic pressure are crucial for'}, {'start': '60.000', 'end': '65.199', 'text': 'efficient power transfer and overall'}, {'start': '62.640', 'end': '68.080', 'text': 'vehicle performance. It is important to'}, {'start': '65.199', 'end': '71.520', 'text': 'diagnose this issue accurately as it may'}, {'start': '68.080', 'end': '73.600', 'text': 'affect drivability and vehicle safety.'}, {'start': '71.520', 'end': '76.479', 'text': 'The troubleshooting process involves'}, {'start': '73.600', 'end': '79.200', 'text': 'various steps to pinpoint the issue and'}, {'start': '76.479', 'end': '83.159', 'text': 'apply the appropriate repairs to prevent'}, {'start': '79.200', 'end': '86.400', 'text': 'future occurrences of DTC'}, {'start': '83.159', 'end': '87.479', 'text': 'P0746. Consider implementing a proactive'}, {'start': '86.400', 'end': '90.080', 'text': 'maintenance'}, {'start': '87.479', 'end': '92.960', 'text': 'schedule. Regular transmission fluid'}, {'start': '90.080', 'end': '95.439', 'text': 'checks are essential as maintaining the'}, {'start': '92.960', 'end': '98.320', 'text': 'appropriate fluid levels and quality'}, {'start': '95.439', 'end': '101.280', 'text': 'ensures optimal performance of the CVT'}, {'start': '98.320', 'end': '104.320', 'text': 'system. Additionally, inspecting the'}, {'start': '101.280', 'end': '107.280', 'text': 'solenoids wiring for any signs of wear,'}, {'start': '104.320', 'end': '109.680', 'text': 'corrosion, or damage can help prevent'}, {'start': '107.280', 'end': '112.399', 'text': 'electrical issues that may lead to'}, {'start': '109.680', 'end': '114.320', 'text': 'solenoid failure. Scheduling routine'}, {'start': '112.399', 'end': '117.119', 'text': 'transmission services based on'}, {'start': '114.320', 'end': '119.680', 'text': 'manufacturer recommendations can also'}, {'start': '117.119', 'end': '122.640', 'text': 'provide an opportunity to catch issues'}, {'start': '119.680', 'end': '124.719', 'text': 'early. This approach not only extends'}, {'start': '122.640', 'end': '127.360', 'text': 'the lifespan of key transmission'}, {'start': '124.719', 'end': '129.000', 'text': 'components, but also contributes to'}, {'start': '127.360', 'end': '131.039', 'text': 'overall vehicle'}, {'start': '129.000', 'end': '133.280', 'text': 'reliability. Stay informed on'}, {'start': '131.039', 'end': '136.239', 'text': 'maintenance alerts and recall notices'}, {'start': '133.280', 'end': '138.640', 'text': "from Honda to keep the vehicle's CVT"}, {'start': '136.239', 'end': '142.319', 'text': 'running smoothly. In concluding the'}, {'start': '138.640', 'end': '142.319', 'text': 'diagnostic process for'}, {'start': '142.680', 'end': '148.080', 'text': 'DTCP0746, it is essential to understand'}, {'start': '145.360', 'end': '151.040', 'text': 'the implications of this trouble code'}, {'start': '148.080', 'end': '154.239', 'text': 'related to the CVT drive pulley pressure'}, {'start': '151.040', 'end': '156.400', 'text': 'control solenoid valve. Following the'}, {'start': '154.239', 'end': '158.640', 'text': 'established troubleshooting steps'}, {'start': '156.400', 'end': '162.560', 'text': 'provides a structured approach to'}, {'start': '158.640', 'end': '165.040', 'text': 'accurately identify and resolve issues.'}, {'start': '162.560', 'end': '167.840', 'text': 'The symptoms exhibited, coupled with the'}, {'start': '165.040', 'end': '170.080', 'text': 'necessary replacement or repairs,'}, {'start': '167.840', 'end': '172.400', 'text': 'ultimately lead to restoring the'}, {'start': '170.080', 'end': '175.040', 'text': 'performance of the Honda Accords'}, {'start': '172.400', 'end': '177.599', 'text': 'transmission. Furthermore, engaging in'}, {'start': '175.040', 'end': '180.560', 'text': 'regular maintenance practices is crucial'}, {'start': '177.599', 'end': '182.800', 'text': 'for preventing future issues. Keeping an'}, {'start': '180.560', 'end': '185.120', 'text': 'eye on transmission fluid levels,'}, {'start': '182.800', 'end': '187.760', 'text': 'inspecting wiring, and adhering to'}, {'start': '185.120', 'end': '190.800', 'text': 'scheduled servicing can greatly enhance'}, {'start': '187.760', 'end': '193.360', 'text': 'vehicle longevity and reliability. By'}, {'start': '190.800', 'end': '195.840', 'text': 'grasping these elements, Honda Accord'}, {'start': '193.360', 'end': '199.159', 'text': 'owners can better navigate potential'}, {'start': '195.840', 'end': '201.519', 'text': 'transmission challenges. The'}, {'start': '199.159', 'end': '204.239', 'text': 'DTCP0746 points specifically to a'}, {'start': '201.519', 'end': '207.040', 'text': 'malfunction in the CVT drive pulley'}, {'start': '204.239', 'end': '209.200', 'text': 'pressure control solenoid valve. This'}, {'start': '207.040', 'end': '212.560', 'text': 'solenoid is responsible for regulating'}, {'start': '209.200', 'end': '214.799', 'text': 'the hydraulic pressure in the CVT. Its'}, {'start': '212.560', 'end': '216.720', 'text': 'role is crucial as it helps manage how'}, {'start': '214.799', 'end': '219.360', 'text': 'much pressure is applied to the drive'}, {'start': '216.720', 'end': '222.640', 'text': 'pulley which in turn influences gear'}, {'start': '219.360', 'end': '224.879', 'text': 'ratios and performance located within'}, {'start': '222.640', 'end': '227.360', 'text': 'the transmission assembly. The solenoid'}, {'start': '224.879', 'end': '229.680', 'text': 'interacts closely with other components'}, {'start': '227.360', 'end': '231.760', 'text': 'such as the transmission control unit.'}, {'start': '229.680', 'end': '234.000', 'text': 'When this solenoid is stuck in the off'}, {'start': '231.760', 'end': '236.640', 'text': 'position, it fails to provide the'}, {'start': '234.000', 'end': '239.280', 'text': 'necessary pressure disrupting the normal'}, {'start': '236.640', 'end': '241.360', 'text': 'functioning of the CVT system.'}, {'start': '239.280', 'end': '243.920', 'text': 'Consequently, it leads to performance'}, {'start': '241.360', 'end': '246.720', 'text': 'issues as the required adjustments for'}, {'start': '243.920', 'end': '249.040', 'text': 'speed and torque are not met.'}, {'start': '246.720', 'end': '251.920', 'text': 'Identifying issues with this component'}, {'start': '249.040', 'end': '254.000', 'text': 'accurately can ensure efficient repair'}, {'start': '251.920', 'end': '256.320', 'text': 'and restore normal function to the'}, {'start': '254.000', 'end': '258.759', 'text': 'transmission. There are several possible'}, {'start': '256.320', 'end': '262.320', 'text': 'causes for the'}, {'start': '258.759', 'end': '264.639', 'text': 'DTCP0746 condition. Firstly, a faulty'}, {'start': '262.320', 'end': '267.199', 'text': 'drive pulley pressure control solenoid'}, {'start': '264.639', 'end': '270.919', 'text': 'valve can directly result in it being'}, {'start': '267.199', 'end': '274.080', 'text': 'stuck off leading to loss of pressure'}, {'start': '270.919', 'end': '276.800', 'text': 'regulation. Additionally, wiring issues'}, {'start': '274.080', 'end': '278.560', 'text': 'such as shorts or open circuits can'}, {'start': '276.800', 'end': '281.120', 'text': 'interrupt the electrical signal'}, {'start': '278.560', 'end': '283.680', 'text': 'necessary for solenoid function,'}, {'start': '281.120', 'end': '286.000', 'text': 'creating a situation where the solenoid'}, {'start': '283.680', 'end': '288.160', 'text': 'cannot operate correctly. Another'}, {'start': '286.000', 'end': '290.880', 'text': 'contributing factor may be related to'}, {'start': '288.160', 'end': '292.880', 'text': 'transmission fluid conditions. If the'}, {'start': '290.880', 'end': '295.840', 'text': 'fluid is contaminated or at'}, {'start': '292.880', 'end': '298.400', 'text': 'inappropriate levels, it may not flow'}, {'start': '295.840', 'end': '301.520', 'text': 'correctly through the system. Each of'}, {'start': '298.400', 'end': '304.240', 'text': 'these causes must be investigated to'}, {'start': '301.520', 'end': '307.039', 'text': 'ascertain whether the solenoid itself,'}, {'start': '304.240', 'end': '309.919', 'text': 'the wiring, or the fluid conditions are'}, {'start': '307.039', 'end': '312.479', 'text': 'to blame for the error. A thorough'}, {'start': '309.919', 'end': '315.280', 'text': 'diagnostic investigation will help'}, {'start': '312.479', 'end': '317.280', 'text': 'clarify the root cause and lead to'}, {'start': '315.280', 'end': '320.199', 'text': 'effective repairs. The symptoms'}, {'start': '317.280', 'end': '323.120', 'text': 'associated with'}, {'start': '320.199', 'end': '325.759', 'text': 'DTCP0746 can significantly impact the'}, {'start': '323.120', 'end': '328.240', 'text': 'driving experience. Commonly reported'}, {'start': '325.759', 'end': '330.800', 'text': 'issues include a slipping transmission'}, {'start': '328.240', 'end': '333.759', 'text': 'which manifests as a sudden loss of'}, {'start': '330.800', 'end': '336.840', 'text': 'power during acceleration. Drivers may'}, {'start': '333.759', 'end': '339.280', 'text': 'also notice inconsistent or unresponsive'}, {'start': '336.840', 'end': '342.120', 'text': 'acceleration leading to challenges in'}, {'start': '339.280', 'end': '344.880', 'text': 'maintaining desired speeds or smooth'}, {'start': '342.120', 'end': '347.280', 'text': 'transitions. Diminished performance is'}, {'start': '344.880', 'end': '349.840', 'text': 'another prevalent symptom as the vehicle'}, {'start': '347.280', 'end': '352.880', 'text': 'struggles to efficiently utilize power'}, {'start': '349.840', 'end': '355.680', 'text': 'due to improper hydraulic pressure.'}, {'start': '352.880', 'end': '357.520', 'text': 'These symptoms may vary in intensity'}, {'start': '355.680', 'end': '359.919', 'text': 'depending on the severity of the'}, {'start': '357.520', 'end': '362.080', 'text': 'solenoid valve issue.'}, {'start': '359.919', 'end': '364.560', 'text': 'Understanding these symptoms assists'}, {'start': '362.080', 'end': '366.720', 'text': 'technicians in diagnosing the problem'}, {'start': '364.560', 'end': '368.880', 'text': "and determining whether it's an isolated"}, {'start': '366.720', 'end': '371.520', 'text': 'incident or related to broader'}, {'start': '368.880', 'end': '373.759', 'text': 'transmission issues. Promptly addressing'}, {'start': '371.520', 'end': '375.840', 'text': 'these symptoms may prevent further'}, {'start': '373.759', 'end': '378.000', 'text': 'damage and ensure safe vehicle'}, {'start': '375.840', 'end': '380.840', 'text': 'operation. The first step in'}, {'start': '378.000', 'end': '383.680', 'text': 'troubleshooting'}, {'start': '380.840', 'end': '387.280', 'text': 'DTCP0746 begins by turning the ignition'}, {'start': '383.680', 'end': '389.759', 'text': 'switch to the on position or pressing'}, {'start': '387.280', 'end': '393.120', 'text': 'the engine start stop button to reach'}, {'start': '389.759', 'end': '395.280', 'text': 'the on mode. This action primes the'}, {'start': '393.120', 'end': '396.520', 'text': 'electrical systems and prepares the'}, {'start': '395.280', 'end': '400.960', 'text': 'vehicle for'}, {'start': '396.520', 'end': '404.400', 'text': 'diagnosis. Next, use the HDS or Honda'}, {'start': '400.960', 'end': '406.000', 'text': 'diagnostic system to clear any existing'}, {'start': '404.400', 'end': '408.639', 'text': "DTC's."}, {'start': '406.000', 'end': '410.960', 'text': 'This process resets the system and'}, {'start': '408.639', 'end': '413.840', 'text': 'allows for an accurate assessment of'}, {'start': '410.960', 'end': '416.560', 'text': 'current conditions without interference'}, {'start': '413.840', 'end': '419.599', 'text': 'from previous fault codes. Following'}, {'start': '416.560', 'end': '422.240', 'text': 'this, start the engine to ensure all'}, {'start': '419.599', 'end': '425.280', 'text': 'systems are operational and to enable'}, {'start': '422.240', 'end': '428.319', 'text': "realtime monitoring. It's crucial that"}, {'start': '425.280', 'end': '431.240', 'text': 'this initial step is executed correctly'}, {'start': '428.319', 'end': '433.840', 'text': 'as it lays the foundation for subsequent'}, {'start': '431.240', 'end': '434.759', 'text': 'diagnostics and helps isolate whether'}, {'start': '433.840', 'end': '438.080', 'text': 'the'}, {'start': '434.759', 'end': '440.720', 'text': 'P0746 code resurfaces during the'}, {'start': '438.080', 'end': '443.280', 'text': 'following operational checks. In the'}, {'start': '440.720', 'end': '446.080', 'text': 'second troubleshooting step, you need to'}, {'start': '443.280', 'end': '448.840', 'text': 'test drive the vehicle in D or drive'}, {'start': '446.080', 'end': '453.039', 'text': 'mode to simulate normal driving'}, {'start': '448.840', 'end': '457.280', 'text': 'conditions. Reaching a speed of 37 mph,'}, {'start': '453.039', 'end': '460.160', 'text': '60 kmph is essential as it triggers the'}, {'start': '457.280', 'end': '463.039', 'text': 'operational parameters that the CBT'}, {'start': '460.160', 'end': '465.599', 'text': 'normally navigates as you accelerate'}, {'start': '463.039', 'end': '467.759', 'text': 'from a full stop. This assists in'}, {'start': '465.599', 'end': '470.080', 'text': 'determining if the solenoid regulates'}, {'start': '467.759', 'end': '471.919', 'text': 'pressure correctly under dynamic'}, {'start': '470.080', 'end': '474.400', 'text': 'conditions. Stopping and then'}, {'start': '471.919', 'end': '476.800', 'text': 'accelerating at full throttle helps'}, {'start': '474.400', 'end': '479.639', 'text': 'simulate various load conditions on the'}, {'start': '476.800', 'end': '482.000', 'text': 'transmission. critical for assessing'}, {'start': '479.639', 'end': '484.319', 'text': "performance. Monitoring the vehicle's"}, {'start': '482.000', 'end': '485.560', 'text': 'response during this phase can reveal'}, {'start': '484.319', 'end': '489.199', 'text': 'whether the'}, {'start': '485.560', 'end': '490.440', 'text': 'P0746 condition persists or if the issue'}, {'start': '489.199', 'end': '492.879', 'text': 'appears to be'}, {'start': '490.440', 'end': '495.280', 'text': 'intermittent. Data captured during this'}, {'start': '492.879', 'end': '497.319', 'text': 'test will help uncover essential'}, {'start': '495.280', 'end': '499.599', 'text': "insights into the solenoid's"}, {'start': '497.319', 'end': '502.000', 'text': 'functionality. The following step'}, {'start': '499.599', 'end': '506.080', 'text': 'involves checking for any pending or'}, {'start': '502.000', 'end': '508.639', 'text': "confirmed DTC's using the HDS tool."}, {'start': '506.080', 'end': '510.800', 'text': 'After completing the test drive, connect'}, {'start': '508.639', 'end': '514.479', 'text': "the scanner to monitor the vehicle's"}, {'start': '510.800', 'end': '517.240', 'text': 'diagnostic status, the HDS will provide'}, {'start': '514.479', 'end': '520.719', 'text': 'crucial feedback on whether the'}, {'start': '517.240', 'end': '524.320', 'text': 'P0746 code has reappeared or if other'}, {'start': '520.719', 'end': '526.480', 'text': 'codes may be present. This step is vital'}, {'start': '524.320', 'end': '528.640', 'text': 'as it determines whether the problem has'}, {'start': '526.480', 'end': '531.519', 'text': 'been resolved or if further'}, {'start': '528.640', 'end': '535.519', 'text': 'investigation into the CVT system is'}, {'start': '531.519', 'end': '537.760', 'text': 'required. Evaluating the DTC status will'}, {'start': '535.519', 'end': '540.399', 'text': 'clarify if your earlier efforts were'}, {'start': '537.760', 'end': '541.480', 'text': 'effective or if the vehicle warrants'}, {'start': '540.399', 'end': '543.519', 'text': 'additional'}, {'start': '541.480', 'end': '546.080', 'text': 'troubleshooting. Ensuring that this'}, {'start': '543.519', 'end': '548.959', 'text': 'check is thorough and accurate can'}, {'start': '546.080', 'end': '550.480', 'text': 'prevent unnecessary repairs or parts'}, {'start': '548.959', 'end': '553.040', 'text': 'replacement.'}, {'start': '550.480', 'end': '556.040', 'text': 'Upon checking the diagnostic menu, if'}, {'start': '553.040', 'end': '559.120', 'text': 'the HDS indicates that'}, {'start': '556.040', 'end': '561.680', 'text': 'DTCP0746 persists, the next immediate'}, {'start': '559.120', 'end': '564.160', 'text': 'action is to replace the crankshaft'}, {'start': '561.680', 'end': '567.279', 'text': 'drive pulley pressure control solenoid'}, {'start': '564.160', 'end': '570.480', 'text': 'valve itself. Replacing this component'}, {'start': '567.279', 'end': '572.959', 'text': 'is likely necessary if the DTC confirms'}, {'start': '570.480', 'end': '575.200', 'text': "its malfunction and it's critical for"}, {'start': '572.959', 'end': '579.200', 'text': 'restoring the normal operation of the'}, {'start': '575.200', 'end': '581.839', 'text': 'CVT. Conversely, if the DTC does not'}, {'start': '579.200', 'end': '583.920', 'text': 'reappear after clearing and testing, it'}, {'start': '581.839', 'end': '586.279', 'text': 'may suggest an intermittent failure,'}, {'start': '583.920', 'end': '589.200', 'text': 'indicating that the system is currently'}, {'start': '586.279', 'end': '591.680', 'text': 'okay. Understanding these outcomes is'}, {'start': '589.200', 'end': '594.640', 'text': 'crucial for determining the next steps'}, {'start': '591.680', 'end': '597.320', 'text': 'in the repair process. The technician'}, {'start': '594.640', 'end': '599.600', 'text': 'should document all findings and make'}, {'start': '597.320', 'end': '602.320', 'text': "recommendations based on the vehicle's"}, {'start': '599.600', 'end': '604.959', 'text': 'diagnostic status and performance during'}, {'start': '602.320', 'end': '607.200', 'text': 'the test drive. The repair verification'}, {'start': '604.959', 'end': '610.320', 'text': 'phase begins by turning the ignition'}, {'start': '607.200', 'end': '613.360', 'text': 'switch back to the on position to ensure'}, {'start': '610.320', 'end': '615.680', 'text': 'readiness for further testing. Just like'}, {'start': '613.360', 'end': '619.360', 'text': 'the initial process, you will again'}, {'start': '615.680', 'end': '621.680', 'text': 'clear the DTC using the HDS. Resetting'}, {'start': '619.360', 'end': '624.640', 'text': 'the system to evaluate performance'}, {'start': '621.680', 'end': '627.200', 'text': 'without lingering codes. Starting the'}, {'start': '624.640', 'end': '629.279', 'text': 'engine after clearing the codes confirms'}, {'start': '627.200', 'end': '632.399', 'text': 'that all systems are functioning'}, {'start': '629.279', 'end': '634.920', 'text': 'correctly. Following this, it is'}, {'start': '632.399', 'end': '638.240', 'text': 'essential to repeat the test drive once'}, {'start': '634.920', 'end': '642.040', 'text': 'more, utilizing the same protocol of'}, {'start': '638.240', 'end': '646.560', 'text': 'driving in D and reaching speeds of 37'}, {'start': '642.040', 'end': '647.560', 'text': 'mph, 60 kmh, and then evaluating full'}, {'start': '646.560', 'end': '650.480', 'text': 'throttle'}, {'start': '647.560', 'end': '652.399', 'text': 'acceleration. This test is critical for'}, {'start': '650.480', 'end': '655.040', 'text': 'verifying that the issues have been'}, {'start': '652.399', 'end': '657.839', 'text': 'resolved and that the new solenoid is'}, {'start': '655.040', 'end': '660.320', 'text': 'functioning as intended. Close'}, {'start': '657.839', 'end': '663.440', 'text': "observation of the vehicle's performance"}, {'start': '660.320', 'end': '666.680', 'text': 'during this phase is necessary to ensure'}, {'start': '663.440', 'end': '669.760', 'text': "no new or recurring DTC's"}, {'start': '666.680', 'end': '673.360', 'text': 'appear. Please like and subscribe to the'}, {'start': '669.760', 'end': '673.360', 'text': 'channel. See you next time.'}]