Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

Hint

:

1 Check other dtc output(in addition to dtc p0125)

  1. Connect the handheld tester or the obd ii scan tool to the dlc3.
  2.  turn the ignition switch on and push the handheld tester or the obd ii scan tool main switch on.
  3. select the item diagnosis / enhanced obd ii / dtc info / current codes.
  4.  read the dtcs.

Result:

Hint:

Hint

: if any other codes besides p0125 are output, perform the troubleshooting for those dtcs first.

2 Inspect thermostat

2 Inspect thermostat

Replace engine coolant temperature sensor

Replace engine coolant temperature sensor

Circuit description
Refer to dtc p0115 Dtc no. Dtc detection condition Trouble area P0125 If the engine coolant temperature (ect) was less than 6.6 C (20 F) when starting the e ...

Coolant thermostat (coolant temperature below thermostat regulating temperature)
Dtc p0128 coolant thermostat (coolant temperature below thermostat regulating temperature) Hint: this is the purpose of the thermostat malfunction detection. ...

Other materials:

Inspection procedure
1 Check side squib(rh) circuit(airbag sensor assy center front seat airbag assy rh) Disconnect the negative () terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the front seat airbag assy (rh ...

Dialing
1 Display the phone screen. 2 Select the Dial Pad tab and enter a phone number. To delete the input phone number, select . For the first digit, you can enter + by selecting * for a while. 3 Press the switch on the steering wheel or select . ...

Inspection procedure


Handheld tester: 1 Check operation of stop light Check if the stop lights go on and off normally when the brake pedal is depressed and released. 2 Inspect stop light switch assy Check the resistance between the terminals when the switch is turned on and off. Standard: ...

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