Dish Internal Self-Test Failed, Hardware Fault
The STARLINK-DISH_HARDWARE_FAULT (Starlink) EV fault code means: Dish Internal Self-Test Failed, Hardware Fault. This is a critical severity code.
- Keep driving?
- No -- stop driving
- DIY difficulty
- moderate
- Estimated cost
- $0 if under warranty (Starlink ships a replacement dish at no charge). Out-of-warranty dish replacement runs $200-$600 depending on your service tier (Standard Gen 2, Gen 3, or Mini). Replacement cable is $25-$75 DIY. Professional on-site installation of a replacement dish runs $150-$300 in most markets.
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Common Symptoms
- Starlink mobile app (iOS / Android) shows DISH_HARDWARE_FAULT or 'Hardware issue detected' on the main status screen
- Dish does not connect to satellites even after a full reboot cycle
- Statistics tab in the Starlink mobile app (iOS / Android) shows zero uptime and no signal quality data
- Dish motor does not tilt or steer to its home position on power-up
- Status light on router stays solid red or pulses in an error pattern rather than turning white
- Diagnostics screen in the Starlink mobile app (iOS / Android) reports dish self-test failed with no further code
- Internet service is completely down and power-cycling the dish does not clear the fault
Probable Causes (Ranked by Likelihood)
- Failed phased-array antenna element or internal PCB on the dish, caused by physical impact, lightning, or manufacturing defect Very Likely
- Damaged or corroded cable connector at the dish base or where the cable enters the router, preventing self-test data from reaching the router Very Likely
- Water ingress into the dish body or cable boot seal, shorting internal electronics Likely
- Corrupted dish firmware that bricks the self-test routine, sometimes triggered by a failed over-the-air update Likely
- Lightning or power-surge damage to dish electronics even when a surge protector was in use Possible
- Cracked or physically broken dish housing exposing internal components to moisture and debris Possible
- Faulty proprietary Starlink cable carrying both power and data, causing incomplete self-test handshake Less Likely
Step-by-Step Diagnostic Procedure
Open the Starlink mobile app (iOS / Android), go to the Diagnostics screen, and note the exact fault text. Screenshot it before rebooting anything so you have a record for Starlink support.
Power-cycle the dish by unplugging the cable at the router end, waiting 60 seconds, then plugging it back in. Watch the app for up to 5 minutes. If the fault clears and internet comes back, a temporary firmware glitch may have caused it. Monitor for recurrence.
Inspect the cable connector at the dish base and at the router. Look for bent pins, green corrosion, cracked plastic, or a loose locking collar. If your setup uses a third-party RJ45 adapter, seat it firmly and check for damage.
Walk around the dish and look for physical damage: cracks in the housing, a warped or shattered surface, burn marks, or a dish that is tilted at an odd angle and not self-leveling on power-up. Any visible damage is strong evidence the dish itself has failed.
Check the cable run for sharp bends, pinch points under a door or window frame, or spots where animals may have chewed the jacket. A damaged cable can prevent the self-test from completing even if the dish hardware is intact.
If you have a spare Starlink cable (or can borrow one), swap the cable and reboot. If the fault clears with a new cable, order a replacement cable from Starlink. If the fault persists with a known-good cable, the dish itself has failed.
Log in to the browser-based admin at 192.168.100.1 and check the Network section for any additional diagnostic detail. This will not fix the fault but may give Starlink support more information when you open a ticket.
If none of the above steps clear the fault, the dish has an internal hardware failure. Open a support ticket in the Starlink mobile app (iOS / Android). Starlink will ask for your diagnostic data and, if the dish is under warranty, ship a replacement. Do not attempt to open the dish enclosure yourself, as this voids the warranty.
Common Fixes by Vehicle
What techs usually find when diagnosing STARLINK-DISH_HARDWARE_FAULT on specific platforms — tap a platform for the fix and the exact part:
All Starlink hardware Easy (diagnostic), Easy (warranty swap) DIY
DishHardwareFault is the dish's internal self-test failing. If your dish is under the 1-year warranty, contact Starlink support via the app -- they ship a replacement and you return the old one. Out of warranty, replacement runs $200-600 depending on hardware variant. Before paying for replacement, try: (1) Hard power cycle (unplug 5 minutes, plug back in). (2) Clean the cable connectors (water/oxidation can mimic hardware fault). (3) Check for physical damage to the antenna face (cracks, dents from hail). Keep the original Starlink box -- replacements ship without packaging and you'll need it to mount the new one if shapes differ.
Labor: Variable (warranty replacement 7-14 days)Frequently Asked Questions
What does DISH_HARDWARE_FAULT mean on my Starlink app?
It means Dishy ran its internal self-test when it powered up and something failed. The dish could not confirm that its antenna elements, motors, or internal electronics are working correctly. You will have no internet until the dish is replaced or the cable fault causing the false alarm is resolved.
Can I still get internet with this fault active?
No. DISH_HARDWARE_FAULT is a hard stop. The dish will not connect to satellites while this fault is present. There is no partial or degraded mode.
How much does it cost to fix DISH_HARDWARE_FAULT?
If your dish is under Starlink's warranty (typically 12 months from purchase), Starlink ships a replacement at no cost. Out of warranty, a replacement dish is $200-$600 depending on your kit type. Before ordering a dish, check the cable first since a $25-$75 cable swap sometimes clears the fault.
Will my Starlink come back online if I just reboot it?
Occasionally. A failed over-the-air firmware update can trigger DISH_HARDWARE_FAULT and a reboot may recover it. Try one full power-cycle (unplug 60 seconds, replug). If the fault returns or does not clear, the dish or cable has a physical problem and rebooting will not help.