Coolant can leak from the reservoir or from the hoses, in 2003 Envoys with the 4. The came with the motor, could possibly been tipped over because I did have to replace the upper coolant hose tube on engine. I may be new to this site, but not new to troubleshooting. It is usually retained to the bracket by a small, bendable metal tab that you can bend out to remove it and then bend it back in after the new one is on. In my case I was getting a code for low ect readings. Where does the pcm get it's info? Given that these coolant temperature sensors meet or pass the technical requirements of their Original Equipment Manufacturer equivalent parts, they are very handy in stopping decline in performance and unexpected breakdown.
I'm looking for next steps. So I am 99% sure my stepper motor is bad. Examine the face of the jug to be sure the degree of the coolant is in between the very low line and the complete line. Check the throttle for carbon buildup for the idle problem, check for a leaking. Bottom line is I just want to see the guy fix his car without buying parts he does not need.
It is a small grey or black sensor, and it is a dealer only item. Whoever is telling you this does not know what they are talking about. A blinking engine light means the engine misfire is bad enough to cause possible catalytic converter damage. If they do not work correctly, then the problem is probably with the control panel. Then i realize my camshaft actuator solenoid leaking,.
I guess we will find out. So I knew it was ect then. I found this recommendation in the post above and used carburetor cleaner to remove the carbon deposits that had collected where the baffle comes to rest on idle. First thing to do is check your coolant level, as if it is low, then the sensor can not read correctly. I replaced the throttle body with new.
At best it will erase the stored codes until a fault occurs. The intake temperature sensor can effect fuel economy, as well as the coolant temp sensor. Change the tstat, then keep close eye on temps with scan gauge. I have not replaced one, so I wont try and tell you how to replace it, however check out www. Is this tied to the security system? Sep 01, 2012 a leak in coolant system will cause air pocket in the coolant system around the engine coolant temperature sensor.
It's similarly constructed to be just like the. Do I have two problems going on? I'm still figuring stuff out so I'm just asking. I know it's supposed to be just above the thermostat but mine has a blank spot in that location. Not sure if I should get a tach reading without running or not. So i put the new solenoid but after 70-80kms it happens again,. Have not leak checked or compression checked yet.
Is the theft or security light on? Any of these would need some diagnosing by an experienced technician. You could have an intermittent problem, since the light is off now, and could be ok for the time being. Kind of a pain to get at due to a plastic wire raceway that is partially in the way and a few other items need to be removed to take off the alternator. It is easiest to replace by getting the Trailblazer up in the air, either on a lift or on jack stands. Second, you may have a thermostat that is stuck open, allowing the coolant to cool off too much. Point the filter in proper direction.
When I had the codes checked it suggested that I replace the coolant temperature sensor as well as the intake temperature sensor. Made it back home and just around town it stays about one tick left of 210, maybe a little closer at times. Ron Hey Great Questions, My 2002 envoy is doing the same thing right now. I plugged in my scan tool and the temp it shows is about 188 deg, absolute highest was 192 deg. See if the issue is as easy as a blown fuse. If you have pressure, then you do not have injector pulse signal. The only way to know for sure is to check it with a thermometer outside the system.