Thursday, October 20, 2011
Download Engine Coolant Temperature Circuit for 2003 Toyota Tacoma
Engine Coolant Temp. Sensor. Read freeze frame data using the hand–held tester or the OBD II scan tool, as freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the air–fuel ratio was lean or rich, etc.
