The Acura MDX 2015 features a sophisticated key system with both smart key functionality and a traditional manual key for backup access. The manual key is conveniently stored within the smart key fob and provides access to the vehicle when the battery is dead or electronic systems are malfunctioning. Below are key sections for key locations, usage instructions, replacement, and troubleshooting.
The Acura MDX 2015 key system includes: Smart Key Fob with integrated manual key, Keyless entry buttons, Panic button, Trunk release, and Remote start capability.
| Component | Description |
|---|---|
| Smart Key Fob | Primary electronic key with remote functions |
| Manual Key | Hidden physical key inside fob for emergency access |
| Lock/Unlock buttons | Remote door locking and unlocking |
| Panic button | Activates alarm system for emergencies |
| Trunk release | Remote trunk/hatch opening |
| Remote start | Starts engine remotely (if equipped) |
| Battery compartment | Holds CR2032 battery for fob operation |
| Key release button | Releases manual key from fob housing |
The manual key is securely stored within the smart key fob for emergency use.
WARNING! Do not force the key out; use gentle pressure to avoid damage to the release mechanism.
The manual key provides access to the vehicle when electronic systems fail.
CAUTION! The manual key will not start the vehicle; it only provides mechanical access to the interior.
Replacing lost or damaged keys requires specific procedures.
Dealer Replacement: Visit Acura dealership with proof of ownership and vehicle registration. All keys must be reprogrammed when replacing one key.
Locksmith: Certified automotive locksmiths can cut and program replacement keys.
Cost: Replacement smart keys typically cost $200-$400 including programming.
Key programming requires specialized equipment and procedures.
Tip: Always program at least two keys to maintain vehicle access if one is lost.
Proper maintenance ensures reliable key operation.
WARNING! Do not attempt to disassemble the smart key fob as this may damage internal components.
The Acura MDX 2015 key system includes multiple security layers.
Immobilizer System: Prevents engine start without recognized transponder key. Rolling Code Technology: Changes access code with each use to prevent code grabbing. Anti-scan Protection: Protects against electronic theft attempts. Valet Mode: Restricts access to certain vehicle functions.
Proper care extends key life and maintains functionality.
Store keys in dry location away from direct sunlight. Avoid dropping keys or subjecting to impact. Keep keys separate from other electronic devices. Use protective cover to prevent scratches and damage.
CAUTION! Do not expose keys to liquids or cleaning solvents that may damage electronics.
FCC ID: KR55WK49201 - Complies with Part 15 of FCC Rules. This device may not cause harmful interference and must accept any interference received. IC: 511B-5WK49201 - Complies with Industry Canada license-exempt RSS standard(s). Copyright © 2015 Acura Division of American Honda Motor Co., Inc. For support, contact Acura Client Relations at 1-800-382-2238 or visit www.acura.com.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Key fob not working | Dead battery | Replace CR2032 battery; ensure proper orientation |
| Reduced remote range | Weak battery/interference | Replace battery; check for electronic interference |
| Manual key stuck | Dirt/debris in mechanism | Clean key slot; use silicone lubricant sparingly |
| Vehicle won't start | Immobilizer issue | Use recognized key; check for damaged transponder |
| Buttons not responding | Internal damage | Have key inspected at Acura dealership |
Emergency Start: If smart key battery is dead, hold fob against start button while pressing brake and start button.
Service: 1-800-382-2238; www.acura.com