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.

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HOMESERVICE MANUALSTOYOTA2004MATRIX XR, FWD, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 483 (AUTOMATIC TRANSMISSION - U241E - (ON-VEHICLE SERVICE))SHIFT LOCK SYSTEMINSPECTION

2004 Toyota Matrix XR, FWD, Standard

Shift Lock System: Inspection

2004 Toyota Matrix XR, FWD, StandardSECTION Inspection

WARNING: This page is about a different car, the 2004 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT SHIFT LOCK CONTROL UNIT ASSEMBLY

Using a voltmeter, measure the voltage at each terminal.

HINT:

Do not disconnect the shift lock control unit assembly connector.

Fig 1: Identifying Shift Lock Control Unit Assembly Connector Terminal

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

SHIFT LOCK CONTROL UNIT TERMINAL VOLTAGE

Terminal	Measuring Condition	Voltage (V)
5 - 1 (IG - E)	Ignition switch ON	10 to 14
3 - 1 (STP - E)	Depressing brake pedal	10 to 14

INSPECT KEY INTERLOCK SOLENOID
1. Disconnect the solenoid connector.
2. Using an ohmmeter, measure resistance between terminals.
  Standard resistance: 12.5 to 16.5 Ω
  
  If resistance value is not as specified, replace the solenoid.
  
  Fig 2: Measuring Resistance Between Solenoid Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Apply battery positive voltage between terminals. Check that an operation noise can be heard from the solenoid.
If the solenoid does not operated, replace the solenoid.

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.