Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2004 Toyota Corolla LE, AutomaticFACTORY OEM SERVICE PROCEDURE

Fuel System: Inspection

FUEL INJECTOR ASSY
1. Inspect injector resistance.
  1. Using an ohmmeter, measure the resistance between the terminals.
    Resistance: 13.4 - 14.2 D. at 20°C (68°F)
  Fig 1: Identifying Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Inspect injector inspection
  CAUTION: Keep injector clear of sparks during the test.
  1. Purchase a new fuel tube, and take out the fuel tube connector from its tube.
    HINT:
    
    Part No. 23901-0D010
    
    Fig 2: Identifying Fuel Tube Connector
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Connect SST and fuel tube connector to the fuel pipe.
    SST 09268-41047 (90467-13001, 95336-08070)
    
    CAUTION: Perform connecting operations of the fuel tube connector (quick type) after observing the precautions.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.