2000 Toyota Tundra Temperature Gauge Showing Hot

With the key onengine off disconnect the 1 wire from the sender.

2000 toyota tundra temperature gauge showing hot. You could have an air lock in the system. I have hooked up my scan tool and the engine temperature shows up in the normal range. Crank the engine and feel the top radiator hose.

The truck is a 2001 with the 34 liter V6. Even when it is 90 degrees outside and Im running it hard. Today the temp was in the low 70s.

Understanding Diagrams Page U-1 Lighting Systems 1. It sounds like your radiator fan is not working or the cooling system is low on coolant. Headlights Page L-1 2.

Make sure your thermostat is working properly. If the temp gauge starts working correctly Id then go back and re-do the grey wire mod to eliminate whatever wiring fault there is. The truck seems to run hot on warmer SoCal days 90s to triple digits when I want to use my ac - the first i noticed was when sitting in the Canes drive thru on Mothers day and started to smell coolant at.

2000 toyota tacoma 4x4 6cyl - heater not getting hot only blows cold air. Bad Radiator- If the radiator has been clogged enough that coolant can no longer pass through efficiently your Tundra will overheat. Joined Aug 30 2009.

Has anyone had this problem or know if it can be calibrated. I just replaced my radiator summer is here and my radiator ran on a high side when I tow heavy trailer So I got mishimoto radiator Toyota Tundra Performance Aluminum Radiator Manual 2000-2004 by Mishimoto and it seems like it. It might be as simple as a short around the 4WD ECU.