How much does it cost to fix P1604?

The average repair cost for P1604 is $316 based on 27 owner reports. Costs vary depending on the specific repair needed.

P1604Medium Priority

Code Word Unregestered

Category: Powertrain• Computer (Manufacturer Specific)

Based on 8 owner reports

Owner Statistics

Based on 27 real owner discussions • 3 confirmed solutions

Dataset (27 records)

$316

Average Repair Cost

11%

Success Rate

DIY Repairs

Data Sources

About This Data

Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.

Frequently Appears With

These codes often appear together in owner reports. Check these if you see P1604.

P2109
1 reports

Based on analysis of 1 owner reports where multiple codes appeared together.

Issues by Vehicle

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Reference Information Only

This is a general OBD-II code reference. We're actively collecting real owner experiences and repair data for this code. Check back soon for vehicle-specific troubleshooting guides.