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Toyota Corolla Repair Manual: Onvehicle inspection

Toyota Corolla Repair Manual / Fuel / Fuel system / Onvehicle inspection

1. Check fuel pump operation

  1. Connect the handheld tester to the dlc3.
  2.  turn the ignition switch on and handheld tester main switch on.

    Notice

    : do not start the engine.

  3.  select the active test mode on the handheld tester.
  4.  please refer to the handheld tester operators manual for further details.
  5.  if you have no handheld tester, connect the positive (+) lead form the battery to terminal 4 of the connecter, and the negative () lead to terminal 5.

Notice

:

2. Check fuel pressure

  1. Prepare for inspection.
  1.  Purchase a new fuel tube, and take out the fuel tube connector from its tube.

Hint

: part no. 239010D010

  1.  work for prevent gasoline from spilling out.

     

  2.  disconnect the efi fuel pipe clamp.
  3.  disconnect the fuel tube from the fuel main tube.

     

  1. Install sst (pressure gauge) as shown in the illustration by using the sst and fuel tube connector.

    Sst 0926841047 (9046713001, 9533608070), 0926845014 (0926841200, 0926841220, 0926841250, 9046713001)

  2.  wipe off any splattered gasoline.
  3. ) start the engine.
  4.  measure the fuel pressure at idle.

    Fuel pressure: 304 343 kpa (3.1 3.5 Kgfvcm2, 44 50 psi)

  5.  stop the engine.
  6.  check that the fuel pressure remains as specified for 5 minutes after the engine has stopped.

    Fuel pressure:
    147 kpa (1.5 Kgfvcm2, 21 psi) or more

If pressure is not as specified, check the fuel pump, pressure regulator and/or injectors.

  1.  after checking fuel pressure, disconnect the negative () terminal cable from the battery and carefully, remove the sst and fuel tube connector to prevent gasoline from the splashing.
  2.  reconnect the fuel tube to fuel main tube.
  3.  install the efi fuel pipe clamp.
  4.  check fuel leak.
Fuel system
Precaution 1. Before working on fuel system, disconnect negative () terminal cable from battery 2. Do not smoke or work near an open flame when working on fuel system 3. Keep gasoline away from ...

Inspection
1. Fuel injector assy Inspect injector resistance.  Using an ohmmeter,measure the resistance between the terminals. Resistance: 13.4 14.2 Ω at 20 c (68 f) Inspe ...

Other materials:

Screen for general settings
1 Press the SETUP button. 2 Select General on the Setup screen. 1 English, Français or Español can be selected. 2 On/off can be selected to sound beeps. 3 Select to change the screen color. 4 Select to change the keyboard layout. 5 The animation effect for the screen ...

Inspection procedure
1 Inspect shift solenoid valve(s1) Remove the shift solenoid valve s1. measure the resistance according to the value(s) in the table below. Standard: Connect the positive (+) battery lead to the solenoid connector terminal, and the negative () battery lead to the solenoid b ...

If your vehicle has to be stopped in an emergency
Only in an emergency, such as if it becomes impossible to stop the vehicle in the normal way, stop the vehicle using the following procedure: 1 Steadily step on the brake pedal with both feet and firmly depress it. Do not pump the brake pedal repeatedly as this will increase the effort required ...

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