Testing and Mode Switching

Switch Definitions

Short Hold - ( < 0.5 seconds )
Long Hold - ( 0.5 ~ 2.0 seconds )
Continued Hold- ( > 2.0 seconds )

1) Leave your SFC-VTEC unit's main switch in the OFF position, and start and warm your car.

• During this time, check for any "check engine" lights, and make sure that the engine is running smoothly.
• Turn the engine off, and put your ignition key to the OFF position.

2) Check the dipswitch settings one last time before turning the SFC-VTEC's main switch to the ON position, and then turn on your engine.

• During this time, check for any "check engine" lights, and make sure that the engine is running smoothly.

3) Check the display on the SFC-VTEC unit.

• Confirm that the various switches (MODE, UP, DOWN) are illuminated green.
• Turn on the SFC-VTEC by depressing the MODE switch, and confirm that the mode status light is shining at "SFC."
• Following the instructions in the second half of this page, please change the mode to "VTC"

4) Step on the accelerator, and confirm that the SFC-VTEC's tachometer is matched with the tachometer in your dash.

• For cars with driveshaft-tachometers, the readouts will be slightly differ at higher RPM's, but this is quite normal.

5) Take your car out on a test run.

• During this time, check for any "check engine" lights, and make sure that the engine is running smoothly.
• The default setting for the VTEC / MIVEC switch-over point is at 4500 RPM.

6) After your test run, turn off your engine and turn your ignition to the OFF position

• Confirm that there is no power going to the SFC-VTEC unit.
• The SFC-VTEC will stay on for several seconds after turning the ignition to OFF, but this is normal.

Switching between modes

Switch Definitions

Short Hold - ( < 0.5 seconds )
Long Hold - ( 0.5 ~ 2.0 seconds )
Continued Hold- ( > 2.0 seconds )

	1) While in "Realtime Mode," give the MODE button a long hold. You should hear an electronic "beeep," indicating that the mode has changed. Once you hear the sound and the mode changes, please let go of the MODE button. If you continue to press it, the SFC-VTEC will turn off.
	2) Repeating the instructions from above, one can switch from SFC to VTC to SPD mode. SFC - SFC Mode VTC - VTEC Mode SPD - Speedometer * - changing between modes can only be done during "Realtime Mode"

©1998 Temple of VTEC
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