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AutoCodes - Generic - B1601

B1601 Code - PATS Received Incorrect Key-Code From Ignition Key Transponder

- Code Popularity: 27,979 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated May 02, 2019
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|Code B1601 Possible Causes

  • Faulty Passive Anti-Theft System (PATS) key
  • Faulty Powertrain Control Module (PCM)

|How do I Fix the Code B1601?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Car have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code B1601?

Labor: 1.0

The cost of diagnosing the B1601 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code B1601 Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Engine no start situation

|Code B1601 Description

During each vehicle start sequence, the transceiver reads the Passive Anti-Theft System (PATS) key identification code and circuit send the data to the Powertrain Control Module (PCM).

OBDII Code B1601 - PATS Received Incorrect Key-Code From Ignition Key Transponder -
B1601 Code - PATS Received Incorrect Key-Code From Ignition Key Transponder

|Need More Information on the B1601 Code?

Need more information on how to fix the B1601 code? Get Access to Factory Service Manuals

|Information for Specific Makes

|Need Help with the B1601 Code?

Get the B1601 code diagnosed by a professional: Find a repair shop in your area

|Code B1601 comments

Help us improve Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B1601 code? Have you replaced any parts?
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