Nissan Error Code P1220: How to Fix It

Medium 1-3 hours High Severity Verified June 2026
Error Code
P1220
Brand
Nissan
Product Type
automotive
Severity
High
DIY Difficulty
Medium
Estimated Fix Time
1-3 hours
The P1220 error code in your Nissan indicates that the fuel pump control module has lost communication with the engine control unit. This is a serious issue that can cause your vehicle to stall, fail to start, or experience power loss while driving.
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Tools You'll Need

How to Fix Error Code P1220

  1. Scan for Additional Codes

    Ensure the vehicle is parked safely and the engine is off before connecting the scanner.
  2. Check Fuel Pump Relay

    Disconnect the negative battery terminal before handling electrical components.
  3. Inspect Fuel Pump Fuse

  4. Test Fuel Pump Operation

  5. Check Wiring Harness Connections

    Work in a well-ventilated area when working near the fuel tank and avoid open flames or sparks.
  6. Test Fuel Pump Control Module

    Only perform electrical testing if you have experience with automotive electrical systems.
  7. Clear Codes and Test Drive

Parts You May Need

Fuel pump relay
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Fuel pump control module
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Wiring harness connector
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Fuel pump relay
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Fuel pump control module
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Wiring harness connector
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Fuel pump relay
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Fuel pump control module
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Wiring harness connector
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Fuel pump relay
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Fuel pump control module
Check Price on Amazon
Wiring harness connector
Check Price on Amazon
Fuel pump relay
Check Price on Amazon
Fuel pump control module
Check Price on Amazon
Wiring harness connector
Check Price on Amazon
Fuel pump relay
Check Price on Amazon
Fuel pump control module
Check Price on Amazon
Wiring harness connector
Check Price on Amazon
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When to Call a Professional

Contact a qualified mechanic if you're uncomfortable working with automotive electrical systems, if the fuel pump control module needs replacement, or if the problem persists after checking relays, fuses, and connections. Fuel system issues can be complex and may require specialized diagnostic equipment.

Frequently Asked Questions

Can I drive my Nissan with the P1220 error code?
It's not recommended to drive with the P1220 code as it indicates a fuel pump control issue that could cause your vehicle to stall unexpectedly, creating a safety hazard.
What causes Nissan P1220 error code?
The P1220 code is typically caused by a faulty fuel pump relay, blown fuel pump fuse, damaged wiring harness, or a failed fuel pump control module.
How much does it cost to fix P1220 in a Nissan?
Repair costs vary depending on the root cause. A relay or fuse replacement costs $10-30, while a fuel pump control module replacement can cost $200-500 including labor.
Will P1220 cause my Nissan to not start?
Yes, the P1220 code can prevent your Nissan from starting if the fuel pump control module cannot operate the fuel pump properly, resulting in no fuel delivery to the engine.
How do I reset the P1220 code on my Nissan?
Use an OBD2 scanner to clear the code after completing repairs. However, simply clearing the code without fixing the underlying issue will cause it to return.