What Does U016A Mean?
The control modules have lost communication with the GPS (Global Positioning System) module. This affects navigation, telematics, and location-based vehicle services.
Common Causes
35%
Failed GPS module or receiver unit
25%
Damaged GPS antenna or antenna cable
20%
Wiring or connector issues to GPS module
12%
Power supply fault or blown fuse to GPS system
8%
CAN bus communication circuit fault
Diagnostic Steps
1
Step 1: Verify power and ground at GPS module connector using multimeter
2
Step 2: Inspect GPS antenna and cable for damage, particularly where cable routes through roof or body panels
3
Step 3: Check all connectors between GPS module, navigation system, and body control module for corrosion or looseness
4
Step 4: Use scan tool to monitor communication with GPS module and check for signal reception status
5
Step 5: Test GPS module by substitution if available, or replace based on diagnostic findings
Estimated Repair Cost
$150 - $850
Parts + labor, varies by vehicle and location
The control modules have lost communication with the GPS (Global Positioning System) module. This affects navigation, telematics, and location-based vehicle services.
The most common cause of U016A (Lost Communication With Global Positioning System Module) is: Failed GPS module or receiver unit
Typical repair costs for U016A range from $150 to $850, depending on the vehicle, location, and whether you do it yourself or go to a shop.
No safety concern. Navigation and location services will be unavailable but vehicle operates normally.
Start by connecting an OBD2 scanner to read the code and any freeze frame data. Then follow the diagnostic steps specific to U016A to identify the root cause.
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Quick Info
Category
Network
System
Navigation / Telematics
Difficulty
Type
Generic (SAE)
Recommended Tools
OBD2 Scanner
A quality scan tool helps you read codes, view live data, and clear faults.
