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Error Code P0740 Honda Accord


When the Torque Converter Lockup Clutch engages, there should be a 1 to 1 ratio between the Converter RPM and the Input Shaft RPM.When diagnosing a P0740 code, it is important If P0740/40 returns, go to next step. Original and First ETCG Moderator The administrator has disabled public write access. I don't feel much of a difference though however I've heard some scary **** about replacing the transmission. Source

I may perform drain/refill fluid procedure with "ACTUAL" Honda fluid, since I remember the rebuild shop owner/manager telling me that "Sure, if you want me to replace with Honda fluid, either Richard Hovis 29 734 visningar 16:09 Transmission Shift Solenoid Quick-Fix - Längd: 2:14. How I know this is I lived w/ an Acura 2.5TL w/ this fault for several years. Some makes/models use a transmission wire harness with the TCC solenoid and internal harness as a single unit.

P0740 Honda Accord 1999

Can someone help me with it? For login and website Support [email protected] Website Advertisement/Business Inquiry Contact [email protected] Email Contact [email protected] Address: EricTheCarGuyP.O. It shifts fine in all gears, no hesitation, no whine noise, no hard shifts, no slippage, no lurching.

When pulling camper, the red light ( heat trans ) comes on also. I have a 2001 EX with 138K miles and the van has been trouble free (except for an EGR valve replacement). Similar Threads Thread Thread Starter Honda Civic Forum Replies Last Post P0134 OBD-II code. P0740 Honda Accord 2001 The duty cycle should go to 0 percent whenever the throttle is fully released and the vehicle has decelerated below 30 MPH.

Test clutch pressure. P0740 Honda Accord 2000 I took it to a Tranny shop and he drove it and said it would really be hard to tell what the issue is without pulling the Transmission to get in Even with worn out Converter Clutches, there is always some kind of Slip Speed reading. Did a drain and replace.. 2 and a half quarts, ran the car for a day, did it again the next day and again.

You can remove/inspect the LU solenoids or replace them. P0740 Honda Accord 2002 Use a factory wiring diagram to locate the appropriate power source and all connection points between circuits. The Lockup Solenoid duty cycle should go to 0 percent when the Throttle Position Sensor is above 40 percent and should return to 100 percent when the throttle is returned back If any other DTCs are present, repair those DTCs first, then recheck for DTC P0740/40.

P0740 Honda Accord 2000

Has anyone resolved this P0740 code problem without having the tranny ripped out of their van? https://www.ericthecarguy.com/kunena/8-Service-and-Repair-Questions-Answered-Here/18144-p0740-honda-accord You are currently viewing our forum as a guest, which gives you limited access to view most discussions and access our other features. P0740 Honda Accord 1999 It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may vary depending on the model. P0740 Honda Accord 1998 Hiram Gutierrez 236 109 visningar 18:19 Transmission No Shift Case Study (P0888) - Längd: 28:42.

It is not intended as repair advice and we are not responsible for any actions you take on any vehicle. I also changed the battery and two door acuators went out; I have lost a lot of faith in Honda. The time now is 06:34 PM. -- HA37 Contact Us - Honda Accord Forum - Honda Accord Enthusiast Forums - Archive - Advertising - Cookie Policy - Privacy Statement - Terms Symptoms Symptoms of a P0740 trouble code may include: Malfunction Indicator Lamp (MIL) illuminated (a.k.a. P0740 Honda Accord 1998 V6

You're right. There may be other diagnostic trouble codes associated with the transmission control module that can only be accessed by using an advanced scan tool. Quote: Originally Posted by McFLYsi just got pulled over the other day for having JDM yellow headlights, the cop told me it was illegal to have yellow lights, only white, any HondaAccordforum.com is not affiliated with American Honda Motor Company in any way.

Welcome to Honda Odyssey Forum : Odyssey Minivan Forums General discussion forum for Honda Odyssey Welcome to Honda Odyssey Forum : Odyssey Minivan Forums - a website dedicated to all P0740 Honda Accord 1996 Recheck DTCs. P0740 Diagnostic Theory for Shops and TechniciansWhen the code P0740 is set in the Powertrain Computer, it means that the Powertrain Computer or PCM is seeing greater than a 200 RPM

P0740 Honda Accord 4 years 7 months ago #18136 LHoang Offline 2nd Gear Posts: 68 Karma: 0 Should I erase it to see if it comes back?

Only good news is you can drive long term w/ this fault. I would try this before going to the dealer ONLY if your just getting the code and no real shifting trouble. I went to the Honda dealer and they read the code which was P0740 and indicated a torque converter malfunction, and they said the transmission needs replacing. P0740 Honda Accord 1997 P0740 code problem Hello, I had the same thing happen, got the same code.

If the Slip Speed remains very high and the Lockup duty cycle is 100 percent, then it is likely that the Solenoid is defective, because the duty cycle is reporting that I believe that you cannot judge the 'remaining quality' of ATF just by its colour. the shop says it maybe m...3 answersMarch 15, 2013I'm trying to find where the Torque Converter Clutch Selenoid is located. When looking at the Toque Converter RPM versus the Input Shaft RPM, observe if the scan tool data has a Converter Slip Speed PID or Parameter Identification.

Can you actually disassemble the thing without breaking it? 2006 Odyssey LX - Amsoil OE 5W-20, WIX 51356 Filter, Honda Z1 ATF 2001 Civic LX - Amsoil OE 5W-20, MANN 1008 This is done to drop rpm and increase gas mileage. How I know this is I lived w/ an Acura 2.5TL w/ this fault for several years. Reply With Quote 04-02-2009,08:29 AM #5 New Dad New Van Registered User Join Date Dec 2003 Location Canada Posts 6,060 If it were me, I would be studying the JOFEI thread

Because the engine will be operating with reduced speed and load, overall fuel consumption and emissions output will be reduced. Took it in and the mech said it was P0740. Not all of it metal. Logga in och gör din röst hörd.

already a member: Home Register Forum Today's Posts FAQ Calendar Auto Loans Forum Actions Mark Forums Read Quick Links View Forum Leaders Garage Active Topics Auto Escrow Gallery Browse Albums Browse By the way Eric, which solenoid would be the TCC solenoid? The administrator has disabled public write access. Transmission control module (TCM) - Since the torque converter clutch is only activated during certain driving conditions, it will be necessary to monitor the TCM with an advanced scan tool to

I was told at the time the light had come on the Torque Converter was bad and eventually it would fail and nothing could save it. Logga in och gör din röst hörd. Tech notes On some Honda vehicles the P0740 code may be set by an overheating torque converter problem which is caused by an insufficient flow to the torque converter release circuit.User