cel light code found any help will be appreciated
What year Civic?
Double check it is a code 6. If it is, then site http://www.troublecodes.net/honda/hondaobd2.shtml says it is the ECT sensor, meaning either the sensor or its wiring are failing in some way. This is the engine coolant temperature sensor, also known as the TW sensor. The sensor itself is located on the engine block below the dizzy and has two wires coming from it. It is one of two sensors there. The other sensor (the one you do not want) is for the dashboard gage and has one wire.
Here is the troubleshooting guide for this sensor on a 95-97 Civic: http://media.honda.co.uk/car/owner/m.../pdf/11-46.pdf
Double check it is a code 6. If it is, then site http://www.troublecodes.net/honda/hondaobd2.shtml says it is the ECT sensor, meaning either the sensor or its wiring are failing in some way. This is the engine coolant temperature sensor, also known as the TW sensor. The sensor itself is located on the engine block below the dizzy and has two wires coming from it. It is one of two sensors there. The other sensor (the one you do not want) is for the dashboard gage and has one wire.
Here is the troubleshooting guide for this sensor on a 95-97 Civic: http://media.honda.co.uk/car/owner/m.../pdf/11-46.pdf
Some of the engine control sensors do in fact respond poorly when either there is air in the cooling system or the cooling system is low on coolant. Follow the manual's instructions for topping off and purging your cooling system of air to eliminate this possibility. Note that, when following the manual's steps for warming up the car, it may take 40 minutes or more for the rad fan to come on twice.
OTOH, I saw a recent report on another Honda forum that the ECT sensors disappear fast from junkyard cars, suggesting they do fail a lot.
OTOH, I saw a recent report on another Honda forum that the ECT sensors disappear fast from junkyard cars, suggesting they do fail a lot.
Some of the engine control sensors do in fact respond poorly when either there is air in the cooling system or the cooling system is low on coolant. Follow the manual's instructions for topping off and purging your cooling system of air to eliminate this possibility. Note that, when following the manual's steps for warming up the car, it may take 40 minutes or more for the rad fan to come on twice.
OTOH, I saw a recent report on another Honda forum that the ECT sensors disappear fast from junkyard cars, suggesting they do fail a lot.
OTOH, I saw a recent report on another Honda forum that the ECT sensors disappear fast from junkyard cars, suggesting they do fail a lot.
see i wonder what sensor it means exactly by the ECT code. There is an ECT sending unit for the gauge readout, an ECT sensor, which is the 2 pin connector located on the head to the right of the 1-pin sending unit, and feeds information about engine temp to the ecu. and lastly there is an ect switch on the thermostat housing which tells your fan to kick on when the engine is getting too warm. If any one of these is failing it might throw a code 6 i imagine.
so basically purge the coolant system of any air, make sure your gauge on the cluster is functioning properly, and make sure your fan is kicking on like it is supposed to.
The factory service manual I cited makes it clear that a Code 6 refers to problems with the circuit of the ECT Sensor beneath the dizzy on the engine block. Not the ECT Sending Unit, and not the ECT switch, both of which are discussed elsewhere and certainly not under the emissions section. Said emissions section of course covering all engine codes.
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