Resistance Inspection

2008 Mazda CX-7 Touring, 2.3 3, AWDSECTION Resistance Inspection
NOTE:
  • Perform the following procedure only when directed.
  1. Turn the ignition switch to the LOCK position.
  2. Disconnect the negative battery cable.
  3. Remove the fuel delivery pipe. (See FUEL INJECTOR REMOVAL/INSTALLATION[L3 WITH TC] .)
  4. Disconnect the fuel injector connectors.
  5. Measure the resistance of the fuel injector using a tester.
    • If not as specified, replace the fuel injector. (See FUEL INJECTOR REMOVAL/INSTALLATION[L3 WITH TC] .)
    • If as specified but "Operation Test" is failed, carry out the "Circuit Open/Short Inspection". Inspect for open or short circuit.
      Fig 1: Identifying Fuel Injector Connector Terminals
      G04859679Courtesy of MAZDA MOTORS CORP.

    Fuel injector resistance 

    1.0-1.2 ohms [20 °C {68 °F}] 

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.