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Toyota Corolla Repair Manual: Engine coolant temperature circuit

Toyota Corolla Repair Manual / Diagnostics / Sfi system / Engine coolant temperature circuit

Dtc p0115 engine coolant temperature circuit

Dtc p0117 engine coolant temperature circuit low input

Dtc p0118 engine coolant temperature circuit high input

Inspection procedure
Hint: if different dtcs related to different systems that have terminal e2 as the ground terminal are output simultaneously, terminal e2 may be open. Read freeze frame data using the hand-h ...

Circuit description
A thermistor is built in the engine coolant temperature sensor and changes the resistance value according to the engine coolant temperature. The structure of the sensor and connection to the ecm ...

Other materials:

Engine oil
With the engine at operating temperature and turned off, check the oil level on the dipstick. ■ Checking the engine oil 1 Park the vehicle on level ground. After warming up the engine and turning it off, wait more than 5 minutes for the oil to drain back into the bottom of the engine. 2 ...

Replacement
Hint: components: 1. Table of bolt, screw and nut Notice: be sure to tape the tip of the screwdriver when using it to disengage the meshing of the clips and claws. Hint: indicate the bolts, screws and nuts, which are necessary for installation and removal of the instrument panel, in th ...

Foreword
This repair manual has been prepared to provide essential information on body panel repair methods (including cutting and welding operations, but excluding painting) for the toyota corolla Applicable models: aze141 series zre142 series This manual consists of body repair methods, exploded diag ...

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