Frequently Asked Questions
Everything you need to know about this head unit
Connect the single RCA cable with the yellow plug (included in your package) to extend your Bluetooth signal. This cable doubles as both a camera input AND a Bluetooth/WiFi antenna extension. The two small blue wires attached are antenna boosters that significantly improve connection stability. This simple connection takes 30 seconds and resolves 90% of Bluetooth issues. Make sure it's firmly connected even if you're not using a rear camera.
Try these proven solutions:
1. Quick Fix: Settings → Apps → Z-Link → Disable → Enable → Open (repeat each use)
2. Check Cables: Use the data/charge USB cable (not charge-only)
3. Bluetooth Setting: Disconnect all other Bluetooth connections - CarPlay needs exclusive access
4. Factory Reset Z-Link: Find the pink 'RESET' app, restart, reconnect Bluetooth, then try Z-Link
5. Sound Issues: Switch audio source to 'AUX' or 'USB/AUX' in your vehicle menu
Most issues are resolved with step 1 or 3!
The processor differs between models: The 2/32GB has a 4-Core processor, while 4/64GB and 8/128GB models feature the powerful 8-Core Cortex-A55 processor. Combined with RAM differences: The 2/32GB model with its 4-Core processor and limited RAM may experience slowdowns with heavy multitasking. The 4/64GB with 8-Core provides smooth performance for most users - no lag, seamless app switching, and enough storage for maps and music. The 8/128GB with 8-Core offers maximum performance with its generous RAM allowing unlimited multitasking and massive storage for extensive media libraries. Think of RAM like your desk space - more RAM means you can have more apps open simultaneously without slowing down.
Absolutely normal! These head units are complete replacement systems with their own GPS antenna, microphone, and Bluetooth module. Your factory connectors for these features won't be needed anymore. The important connections are: main power harness, speaker outputs, and the yellow RCA cable (even if not using a camera - it extends Bluetooth range). Any leftover factory plugs can be safely tucked away. If you're unsure about any connection, our support team is here 7 days a week.
Z-Link updates are handled through system firmware updates. Go to Settings → System → System Update. If an update is available, download it to a USB drive (FAT32 format) and install. Important: Never download Z-Link APKs from unofficial sources - they won't work and may cause issues. If you're having compatibility issues with newer iOS versions, the disable/enable workaround (Settings → Apps → Z-Link) usually resolves them while waiting for official updates.
Consider your usage:
• 2/32GB (4-Core): Budget option - fine for basic use, but may lag with multiple apps due to 4-Core processor and limited RAM
• 4/64GB (8-Core): Sweet spot - smooth Android Auto/CarPlay, multitasking, and ample storage
• 8/128GB (8-Core): Premium choice - unlimited multitasking, massive storage, future-proof for years
Most customers choose 4/64GB for the perfect balance of performance and value. The extra RAM makes a huge difference in daily smoothness!
The yellow RCA cable's blue antenna wires also boost WiFi signal! Make sure this cable is connected. Additionally, try these tips: Position the blue antenna wires away from metal surfaces, check that your phone's hotspot is set to 2.4GHz (not 5GHz) for better range, and ensure the head unit's WiFi sleep policy is set to 'Never' in Settings → WiFi → Advanced. For best performance with wireless CarPlay, keep your phone within 1-2 meters of the head unit.
Go to Settings → Sound → Equalizer and adjust to your preference. For more volume, increase the 'Loudness' setting. The 4/64GB and 8/128GB models have superior audio chips that provide cleaner, louder sound. If you have an amplifier, use the RCA outputs for best quality. Also check Settings → Factory Settings (password usually 126) → Audio settings for additional gain controls. Remember: higher-spec models (4GB+) include premium audio components for noticeably better sound.
Yes! Most vehicles work instantly. If not, use the steering wheel learning app: tap the steering wheel icon, press each button on your wheel, and assign functions. For newer vehicles with CANbus, we provide CANbus modules for automatic setup. Some vehicles may need the Key1/Key2 wires connected (usually included in our harness). If you're having trouble, let us know your exact vehicle model and we'll provide specific instructions.
We offer a 30-day return policy. If it doesn't fit or there's a compatibility issue, we'll work with you to resolve it. If you change your mind, a 20% restocking fee applies. Our team verifies compatibility before shipping to minimize issues. We provide installation support 7 days a week to help resolve any problems. With our 3-year warranty and Australian-based support, you can purchase with confidence. Full details in our Refund Policy.
The Historical Roots and Evolution of the Jeep Wrangler:
Jeep CJ Series (1944–1986):
Jeep's compelling narrative began during World War II as a tough, all-terrain military vehicle known simply as the Willys MB or Ford GPW, famed for exceptional durability, lightweight build, and outstanding capability. The civilian evolution, known as the Jeep CJ ('Civilian Jeep') series, began in 1944, creating an enthusiastic market for durable, versatile off-road capability. From the earliest CJ-2A models to the long-spanning and widely admired CJ-7, Jeep built vehicles with unpretentious designs, uncompromising performance, and unmatched character. Iconic round headlights, seven-slot grille designs, open-air capability, and unmatched four-wheel drive reputation firmly established Jeep's long-standing reputation in off-road culture, historically appreciated and universally iconic.
Jeep Wrangler YJ (1987–1995):
Replacing the venerable CJ series, the YJ sought broader public appeal with significant improvements in driveability, improved interior comfort, safety enhancements, and a fresh modernized look—including initially controversial rectangular headlights. While maintaining exceptional off-road performance, the Wrangler YJ became noted for a more approachable manner on paved roads and steadily gained mainstream popularity beyond dedicated off-road circles.
Jeep Wrangler TJ (1997–2006):
The Wrangler TJ drew praise by reintroducing round headlights—addressing traditionalist preferences—and significantly enhanced ride quality and road refinement with advanced coil-spring suspension. The TJ succeeded in blending contemporary passenger comfort and improved handling characteristics into legendary Jeep performance, resonating widely and continuing Wrangler’s legacy of balance between versatility and practicality.
Jeep Wrangler JK (2007–2018):
The JK generation represented exceptional evolution, introducing four-door "Unlimited" versions that significantly broadened Wrangler's market appeal and everyday utility. With increased interior space, improved refinement, upgraded materials, and added convenience technologies, the JK balanced family-friendly practicality with authentic Jeep capability. Its immense commercial success grew Wrangler's diverse, global admiration, making Jeep Wrangler JK one of the most beloved and recognized off-road vehicles worldwide.
Jeep Wrangler JL (2018–Present):
The contemporary Wrangler JL, introduced in 2018, notably enhanced its predecessors by carefully refining design elements, employing lightweight materials, significantly upgrading technology, and reimagining comfort alongside preserved off-road heritage. Engine offerings diversified remarkably—from the dependable Pentastar V6 to efficient turbocharged four-cylinder options, offering improved fuel economy and strong output. The Wrangler JL introduced notable technological advancements, including state-of-the-art Uconnect infotainment, enhanced driver assistance features, refined noise isolation, and more advanced safety systems—aligning modern convenience thoughtfully beside heritage-centric design fundamentals. Appreciated by both dedicated Jeep loyalists and broader markets alike, the JL Wrangler generation represents the tangible combination of Jeep’s celebrated legacy with contemporary automotive technology and enhanced everyday usability.
Product Integration: Brummstadt Premium Head Unit Upgrade Kit
Recognizing modern drivers' expectation for advanced connectivity, infotainment, and convenience, specialized aftermarket head units—such as those thoughtfully designed by Brummstadt—offer Wrangler owners a practical solution for impressive in-cabin technology improvements. Tailored specifically to 2018–2022 Jeep Wranglers, Brummstadt head units incorporate perfect dashboard integration, offering modern multimedia features that blend intuitively into existing cabin aesthetics.
Among standout features, compatibility with wired and wireless Apple CarPlay and Android Auto extends unrivalled convenience and practicality. As an example illustrative scenario, picture an evening gathering: friends and relatives have enjoyed a lovely dinner, and conversation turns to visiting another location. Using a smartphone device, the hostess easily selects their next destination on Google Maps, Apple Maps, or Waze. Upon entering the Jeep promptly afterward, the chosen destination and directions seamlessly appear on the large Brummstadt head unit display through CarPlay or Android Auto, facilitating a comfortable, intuitive start to the drive.
Brummstadt’s optional upgrade also includes advanced dual-camera solutions—both front and rear-facing 1080p HD cameras capable of recording—offering critical visual assistance during complex terrain navigation and promoting safer situational awareness. Moreover, innovative entertainment capabilities provided by Brummstadt transform long journeys from mundane commutes into memorable, sociable events: passengers connecting USB-gaming joysticks enjoy multiplayer game sessions directly accessible on the head unit’s high-quality touchscreen.
Integration of advanced smart voice control further elevates practicality. Users can seamlessly instruct Apple Siri or Google Assistant for directions, messaging, media playback, or even interact safely and remotely with compatible home smart systems. A returning driver, for example, could comfortably instruct Siri—“Hey Siri, turn on the porch lights”—thus safely preparing the home environment before arriving, streamlining everyday tasks effortlessly into a refined driving experience.
Benefits and Driver Advantages of Jeep Wrangler JL Series:
Combining Jeep Wrangler's legendary off-road prowess and distinctive upright, robust styling with today's refined technology and enhanced practicality positions the JL series markedly well for versatile daily use. Featuring improved ride refinement and sophisticated suspension without sacrificing robust off-road triumph, these latest Wranglers masterfully combine capability with daily comfort. Modern interior refinements highlight expansive infotainment capacities, improved cabin noise isolation, and ergonomic enhancements—creating a pleasing journey equally suitable for city exploration as for trail adventures.
Integrating aftermarket accessories thoughtfully tailored to Wrangler's rugged, versatile character adds enjoyment and convenience. Thoughtful improvements such as the Brummstadt head unit empower drivers with superior clarity, intuitive technology integration, simplified navigation, entertainment flexibility, and next-level driving enjoyment. Likewise, available advanced camera solutions reinforce vehicle safety and practical usability off-road and around town alike. These careful considerations amplify Wrangler’s admirable and practical features even further—not simply as functional transportation but as vehicles engaging driver and occupants profoundly, inviting ease, safety, thoughtful convenience, and driving joy.
Observing over eight decades of unwavering off-road capability, continuous improvement, and recognizable design excellence, the Jeep Wrangler JL builds masterfully upon rich Jeep heritage, placing itself unequivocally among the most practical, comfortably modernized, and genuinely engaging off-road vehicles available today.