The ECT sensor is a high-authority sensor whenever the engine is cold because ignition timing is tailored according to the engine coolant temperature. It also provides input for idle air control (IAC) position, oxygen sensor closed-loop status, on/off times for the canister purge, and idle speed.

Received 0 Likes on 0 Posts. SOLVED: 2017 Q7 3.0 Intermittent Coolant Temperature High. About a month ago I got a "low coolant" warning. The overflow reservoir was almost empty. I filled it up to the Max mark with coolant. Didn't see any coolant on the floor of the garage before or after. Two days ago when my wife was driving, the "coolant temp

Guest-only advertisement. Register or Log In now! A few weeks ago I noticed a small puddle and trail of coolant leaking from beneath my 2005 A4 3.0. I took it into a local indy shop who pressure tested the system and found that the coolant temperature sensor was leaking, so it was replaced. A few days later I discovered coolant dripping again Finding Coolant Sensor in 2003 A4 3.0 L. Just had my vehicle in for the coil pack recall , and lo and behold a few days later my temperature gauge is not working . When turning on key ( half way and full on ) the needle goes up a very small amount but does not rise with temperature increase as it should . I have heard that coolant temp sensor

Code: 10382 - Coolant Circulation Valve (N214) P1257 00 [096] - Open Circuit Intermittent - Not Confirmed - Tested Since Memory Clear Freeze Frame: Fault Status: 00000001 Fault Priority: 2 Fault Frequency: 4 Mileage: 252040 km Date: 2023.06.25 Time: 18:56:14 Engine RPM: 1713.00 /min Normed load value: 62.4 % Vehicle speed: 74 km/h Coolant

Re: Coolant Temp Sensor Location - 3.0 TDI – 27-08-2014,10:54 AM. Originally Posted by Lukenkarl. It is under the pipe that goes form the Air mass meter to the turbo. Ah right, so not too hard to get at. Just a case of removing that pipe.
Q7 MK 1 Discussion - Takes long time to start hot or cold - 3.0 TDI - As per the title, when hot or cold, the Q7 will sometimes not start straight away. The engine will crank strongly but will not fire. After the 3rd or 4th attempts of 7 seconds of cranking, it will start. General starting seems to take around 4 or 5
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    • audi q7 3.0 tdi coolant temperature sensor location