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Old 10-11-2014, 05:06 PM   #1 (permalink)
redpoint5
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Acura TSX - '06 Acura TSX
90 day: 24.19 mpg (US)

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90 day: 21.82 mpg (US)

Chevy ZR-2 - '03 Chevrolet S10 ZR2
90 day: 17.14 mpg (US)

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Acura TSX (Euro Honda Accord) Engine Kill Switch

I have a 2006 Acura TSX (Euro Honda Accord) and am finally getting serious about installing an engine kill switch. This is the guide I'm using:

Engine kill switch - EcoModder
Quote:
1. Start the car.
2. If you can find a camshaft sensor in your car, unplug that. If engine dies, skip next step.
3. If you can find a hall-sensor in your car (Near distributor), unplug that. If engine dies, good.
4. Cut the signal wire from that connector, and pull it to cabin with two-wire cable, and insert NC switch(Normal Closed).

If you can't find neither of these, follow this:

Look up your car's wiring schematics and find the fuel injector signal wire. Cut this wire and insert a NC (normal closed) relay. Wire up a switch within easy reach that will open the relay. This cuts power to the fuel injectors and the engine dies.
Things to watch out for: 1. Cut the wire in a place that you can reattach if needed. 2. Use barrel type connectors on the wire you snip so that you can reattach quickly if needed. 3. Watch out for error codes, you should not get any if you snip the right wire.
I have found that unplugging the CKP (crankshaft position sensor) while the engine was at idle caused it to stumble, almost die, and then recover. A CEL was thrown and a message popped up saying "check emission system". The camshaft position sensor is not going to work for killing this engine, and likely any late model Honda.

My question is, how does the car know when to time the ignition if it doesn't know where the crankshaft is in its rotation? I'm assuming the distributor is mechanically timed with the engine, and the car just defaults to standard ignition maps?

Anyhow, my next step is to pull a fuel injector fuse and see if this kills the engine without throwing codes or causing other problems.

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