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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 544 (AUTOMATIC TRANSMISSION - DIAGNOSTICS)CIRCUIT INSPECTIONDTC P0722: OUTPUT SPEED SENSOR CIRCUIT NO SIGNALINSPECTION PROCEDURE
2004 Toyota Matrix XR, FWD, Standard

Inspection Procedure

2004 Toyota Matrix XR, FWD, StandardSECTION Inspection Procedure
WARNING: This page is about a different car, the 2003 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check No. 2 vehicle speed sensor. 

    PREPARATION:

    Remove the No. 2 vehicle speed sensor.

    CHECK:

    1. Measure the resistance between the sensor terminals.

      Standard: 560-680 Ω at 20 °C (68 °F) 

      Fig 1: Measuring Resistance Between Sensor Terminals
      G02838577Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the voltage between the sensor terminals when a magnet is put close to the front end of the sensor then taken away quickly.

      Standard: Sensor generates voltage intermittently. 

    NOTE: The generated voltage is extremely low.

    OK:

    Standard. 

    1. NG : Replace No. 2 vehicle speed sensor. 
    2. OK : Go To Next Step. 

  2. Check harness and connector between ECM and No. 2 vehicle speed sensor (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
    1. NG : Repair or replace harness and connector. 
    2. OK : Check and replace the ECM (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
RENDER: 1.0x

NO RELATED

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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.