Toyota Tacoma manuals

Toyota Corolla Repair Manual: Malfunction in water temperature receiver gauge

Toyota Corolla Repair Manual / Diagnostics / Combination meter / Malfunction in water temperature receiver gauge

Wiring diagram

Inspection procedure

Inspection procedure

1 Read value of handheld tester

  1. Check output value of ecm.
  1.  Connect the handheld tester to dlc3.
  2.  Turn the ignition switch to on and push the handheld tester main switch on.
  3.  Select the data list mode on the handheld tester.

2 Inspect combination meter assy

2 Inspect combination meter assy

(Reference) inspection using oscilloscope

(Reference) inspection using oscilloscope

  1.  check the input signal waveform.
  1.  Remove the combination meter with connectors still connected.
  2.  Connect the oscilloscope to the terminals c98 of combination meter assy and body ground.
  3.  Start engine.
  4.  Check the signal waveform.

3 Check harness and connector(between ecm and combination

3 Check harness and connector(between ecm and combination meter assy)

  1. Remove the combination meter.
  2. check the continuity between terminals 14 (thwo) of ecm and c98 of combination meter connector.

    Standard: there is continuity.

Check and replace ecm

Check and replace ecm

Malfunction in fuel receiver gauge
Wiring diagram Inspection procedere 1 Inspect fuel sender gage assy Disconnect the connector fuel sender gauge. check the float position between e and f and measure the resistance betw ...

Warning buzzer does not sound (key reminder warning, light reminder warning)
Wiring diagram Inspection procedere 1 Check buzzer Check that all of the warning buzzers sound. 2 Inspect front door courtesy lamp switch assy 3 Inspect unlock warning switch ...

Other materials:

Windshield wipers and washer
Operating the wiper lever The wiper operation is selected by moving the lever as follows. When intermittent windshield wiper operation is selected, the wiper interval can be also adjusted. 1 Intermittent windshield wiper operation 2 Low speed windshield wiper operation 3 High speed windshield ...

Vehicle information
This screen can be used to display the fuel consumption. Trip Information or Past Record screen Press CAR to display the Trip Information or Past Record screen. Fuel consumption ■ Trip information If the Trip Information screen does not appear, select Trip Information. 1 Av ...

Radio broadcast cannot be received (bad reception)
Inspection procedure 1 Check if radio autosearch functions properly Check if the radio autosearch functions properly.  Perform the autosearch of the radio and check that it functions normally. Standard: the radio autosearch functions properly. 2 Check optional compone ...

2011-2019 Copyright www.tcorolla.net