P16EA
Control Module Serial Peripheral Interface Bus 3
P16EA is an OBD-II diagnostic trouble code meaning: Control Module Serial Peripheral Interface Bus 3. Common causes: open or short circuit in spi circuit, poor contact in module connectors. Estimated repair cost: $17–167.
Symptoms
- The Check Engine light comes on
- Incorrect operation of vehicle systems
- Problems starting the engine
- Lost connection with some modules
- Malfunctions of electronic systems
Causes
- Open or short circuit in SPI circuit
- Poor contact in module connectors
- Malfunction of one of the control modules
- Problems with module power supply
- Software failure in the control module
How to Fix
- Check the integrity of the SPI bus wiring
- Inspect and clean the module connector contacts
- Check power and ground of modules
- Scan all modules for errors
- If necessary, replace the faulty module
Related codes
FAQ
What does the P16EA code mean?
P16EA is an OBD-II diagnostic trouble code that indicates: Control Module Serial Peripheral Interface Bus 3
What causes a P16EA error code?
The most common causes of P16EA include: Open or short circuit in SPI circuit; Poor contact in module connectors; Malfunction of one of the control modules; Problems with module power supply.
How do I fix a P16EA diagnostic trouble code?
To fix P16EA: Check the integrity of the SPI bus wiring. Inspect and clean the module connector contacts. Check power and ground of modules. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P16EA?
Limited driving only, diagnose soon
How much does it cost to fix P16EA?
The estimated repair cost for P16EA is $17–167. Actual cost depends on your vehicle, location, and labor rates.
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