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.
Control Units
"C" pillar. See Figure. HandsFreeLink Control Unit Behind middle of dash. See Figure. Immobilizer-Keyless Control Unit Receiver On steering column. See Figure. Keyless Access Control Unit Under left side of dash. See Figure. Moonroof Control Unit/Motor Middle of roof. See Figure. ODS Unit Left side of front passenger's seat back. See Figure. PCM Right side of engine compartment. See Figure. Power Control Unit Under left side of dash. See Figure. Power Mirror Control Unit In driver's door. See Figure. Power Seat Control Unit Under driver's seat. See Figure. Remote Slot Control Unit Behind right side of dash. See Figure. SH-AWD Control Unit Right side of trunk. See Figure. SRS Unit Under lower middle of dash. See Figure. TPMS Control Unit Under left side of dash. See Figure. USB Adapter Unit Under center console. See Figure. VSA Modulator-Control Unit Right side of engine compartment. See Figure.
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:
- • 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.