How does VTEC pressure switch work?
The variable valve timing oil pressure switch is a normally open switch located at the VVT solenoid. When the VTEC oil pressure switch closes, the voltage should drop to zero. This is how the PCM knows if oil pressure was applied to the VTEC system. When this system fails to operate properly the ECM may set a code.
How can I test the VTEC oil pressure switch or bypass?
2003 honda element k24a4 throwing P2646. Cleaned screens, oil change with filter, replaced entire vtec spool/oil pressure switch, and vvt … read more Vocational, Technical or Tra… 2003 Honda Element with P2646 code. Replaced Vtec assembly 2003 Honda Element with P2646 code. Replaced Vtec assembly and cleaned screen.
Why do I need correct cabling for my bypass switch?
Correct cabling is extremely important for maintaining proper orientation of bypass copper switches, especially for 10/100 BaseT applications. The improper cable issue can lead to inability of unit to maintain the functioning like bypass switch.
How to make an external voltage regulator to bypass a Dodge?
This can also be done to regulate any 12 volt battery alternator combination. It completely separates the voltage regulating from the computer . Here are the parts I use. A junk yard would also have these parts. Wire Nuts (I solder the connections together but some people use wire nuts.) Loading…
How can I bypass FRP on my computer?
Step 1: Download, install and launch LockWiper (Android) on your computer. Choose “ Remove Google Lock > Start ” tabs to begin the process. Step 2: Connect your Android device to the computer using a USB cable. The software will detect your Android device information automatically. Chose the right one and click “ Next ”.
How can I bypass a VTEC oil pressure switch?
This can be easily bypassed with a simple wiring trick: On your engine harness, locate the VTEC oil pressure switch plug/wire (this wire comes from OBD1 ECU pin D6). Use a common T-tap or other method and simply tap this into the VTEC solenoid valve wire (the VTEC solenoid wire comes from OBD1 ECU pin A4).
Why is my VTEC switch not working properly?
Make sure you check your oil level ASAP as some VTEC DTCs are set due to a loss of oil pressure due to low oil levels. The misfire DTC’s can be disregarded until the VTEC system is operating correctly. Well, I took it back to the dealer where I bought it and they told me it was the oil pressure switch.
Do you cut the solenoid wire on a VTEC pressure switch?
Do not cut the VTEC solenoid wire, simply connect the Vtec pressure switch wire to it. That’s it, your ECU will now be fooled into thinking that it has a VTEC pressure switch and VTEC will now function. Enjoy!
What is the code for a VTEC DTC?
The P2647 is a VTEC pressure switch high voltage DTC. It may be as simple as needing to replace the switch (P/N 37250-PNE-G01). The switch is the part indicated as #12.