Toyota Corolla (E120): Ts terminal circuit

Inspection procedure

Circuit description

Other materials:

Malfunction in water temperature receiver gauge
Wiring diagram Inspection procedure 1 Read value of hand–held tester Check output value of ecm.  Connect the hand–held tester to dlc3.  Turn the ignition switch to on and push the hand–held tester main switch on.  Select the data list mode on the hand–he ...

How to proceed with troubleshooting
1 Vehicle brought to workshop 2 Customer problem analysis 3 Check and clear dtcs and freeze frame data 4 Problem symptom confirmation Symptom does not occur: go to step 5 Symptom occurs: go to step 6 5 Symptom simulation 6 Dtc check There is no output: go to step 7 There is outp ...

System description
The ecm uses the signals from the throttle position sensor, air–flow meter and crankshaft position sensor to monitor the engagement condition of the lock–up clutch. Then the ecm compares the engagement condition of the lock–up clutch with the lock–up schedule in the ecm memory to de ...