Timely thread as I'm looking to get one of these in the next week or so.
Just to confirm, is this the right unit for my V8? I've checked the radiator hoses and there's a big "T piece" with a philips head type bleed screw on the top, about the size of a 5 cent piece.
KIT ESSLR3 FOR SERIES 1 AND 11 V8 ENGINES WITH THE BLEED PLUG IN THE PLASTIC "T" PIECE
IN THE TOP RADIATOR HOSE ASSEMBLY
THIS KIT CONTAINS:
A SCREW IN SENSOR TO REPLACE THE PLUG IN THE TOP RADIATOR HOSE "T" PIECE
THE ELECTRONIC CABIN MODULE WITH AUDIBLE ALARM AND LED WARNING LIGHT
SNAP IN BEZEL FOR THE WARNING LIGHT AND SURROUND STICKER
CABLE TIES
PRE-MADE CONNECTOR CABLE FROM THE MODULE TO THE SENSOR
hey chris
the are a top piece of kit and has saved my engine once. i installed mine and it had worked faultlessly until it was reinstalled recently ......
give david a call he will point ou in the right direction
it maybe a bit lower than half but not by much
nope same application/theory i used to get a short beep when the ignition is turned on as well
i agree it needs to be either lower or installed in the correct location. i installed in into the radiator years ago as per instructions and all was good however i didn't get a say in when it was modified/relocated to......just wanting to make sure i still get early warning
i will more than likely purchase a new sensor and install in the recommended loaction
just got off the phone to David....and he was happy to answer my questions
for a 300tdi defender (not sure about a disco as i have never sighted its radiator) the preferred install point is the bleed bung on the top of the radiator, this is where all the testing was done by some aulro members years ago
some aftermarket tanks use a different thread size for the bung therefore the next preferred install point is the thermostat housing
if you are using the thermostat housing a longer sensor is required which elimanates false alarms, david supplies this if required
another interesting point was that if you change the type of coolant the reaction between the two coolants (as it hard to completely flush the system) can put a coating on the sensor which gives similar symptons to what i am getting
the long and short of my discussion with David is that he is sending me a new sensor for the thermostat housing
the only thing that i am a little concerned about is the additional hole on the expansion tank
 Master
					
					
						Master
					
					
                                        
					
					
						Just a quick question.
Are we talking Enginesaver alarms or another brand here as the only Toyotas Enginesaver make top tank sensors for are the V8's & they are fitted dead centre of the top tank in the air vent hole on the 76,78 & 79 series and in the left centre on the 200 series.
All others use in-line sensors in the top hose.
We have never made a sensor fitting for the right rear side of the header tank.
If they were venting into the overflow & not sucking back that's a maintanance problem not a coolant alarm issue.
Davy
OK, from memory there are two main types of coolant and if mixed created like a cemical reaction .....end result is a fine sludge type build up on the inside of the expansion tank
i just ran my finger around the inside of the expansion tank and mine is clean as a whistle so i can cross that off the list
maybe somebody with a better knowledge of coolant can explain better
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