B1602 - PATS Received Invalid Format Of Key-Code From Ignition Key Transponder

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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B1602 Possible Causes

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

First diagnose B1602 code

    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.

Cost of diagnosing the B1602 code

    Labor: 1.0

    The cost of diagnosing the B1602 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.

B1602 Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B1602 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 B1602 - PATS Received Invalid Format Of Key-Code From Ignition Key Transponder - AutoCodes.com

B1602 More Information

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B1602 Information for specific makes

  • B1602 ACURA Keyless Access ECU EEPROM Error
  • B1602 CHRYSLER Left Solar Sensor Circuit High
  • B1602 DODGE Left Solar Sensor Circuit High
  • B1602 FORD PATS Received Invalid Format Of Key-Code From Ignition Key Transponder
  • B1602 HONDA Keyless Access ECU EEPROM Error
  • B1602 JEEP Left Solar Sensor Circuit High
  • B1602 LINCOLN PATS Received Invalid Format Of Key-Code From Ignition Key Transponder
  • B1602 MERCURY PATS Received Invalid Format Of Key-Code From Ignition Key Transponder
  • B1602 RAM Left Solar Sensor Circuit High

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