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 Matrix Base, 4WDFACTORY OEM SERVICE PROCEDURE
Starter Assembly
CAUTION:
These tests must be performed within 3 to 5 seconds of application of power to avoid burning out the coil.
- Remove the terminal "C" nut and disconnect the field coil lead wire from terminal "C".
- Pull-In Coil Test -Β Connect the battery positive voltage to the magnetic switch (Terminal 50), clip ground to terminal "C" and the main body of the starter. Ensure that the clutch pinion gear moves outward. See Fig 1. If pinion gear does not extend, replace magnetic switch. If operation is as specified, go to step Β 3.
- Hold-In Coil Test -Β Disconnect the negative lead from terminal "C". See Fig 2. Verify that the pinion gear remains out. If pinion gear returns, replace magnetic switch. If operation is as specified, go to step Β 4.
- Pinion Gear Return Test -Β Disconnect the negative lead from the switch body. See Fig 3. Verify that the clutch pinion gear returns inward. If pinion gear does not return, replace magnetic switch. If operation is as specified, go to step Β 5.
- Connect the lead wire to terminal "C" with the terminal "C" nut. Tighten the nut to specification. See TORQUE SPECIFICATIONSΒ . Go to step Β 6.
- No Load Test -Β Secure the starter in a vise or equivalent to prevent it from rotating. Connect an ammeter in series with battery positive to terminal 30, ensuring these leads are not grounded, connect a jumper wire from terminal 30 to terminal 50. Clip battery negative to the main body of the starter. See Fig 4. Verify the current is within specification of 90 amps with 11.5 volts or less.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.
