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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:

Circuit description
The purpose of this circuit is to prevent the engine from stalling while driving in lockup condition, when brakes are suddenly applied. When the brake pedal is depressed, this switch sends a signals to the ecm. Then the ecm cancels the operation of the lockup clutch while braking is in pr ...

Onvehicle inspection
1. Inspect front axle hub bearing  remove the front wheel.  separate the front disc brake caliper assy .  remove the front disc.  inspect the bearing backlash. Using a dial indicator, check the backlash near the center of the axle hub. Maximum: 0.05 Mm (0. ...

Brake
Preparation Sst Recomended tools Equipment Lubricant ...

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