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AutoCodes - Generic - P1685

P1685 Code - Wrong or Invalid Key Message Received from SKIM

- Code Popularity: 26,243 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1685?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Reprogram Smart Key Immobilizer Module (SKIM) key
  • Incorrect Vehicle Identification Number (VIN) in Powertrain Control Module (PCM)
  • Faulty Immobilizer Key
  • Faulty Immobilizer Module
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How to Fix the DTC P1685?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1685 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code P1685 Description

The Diagnostic Trouble Code (DTC) P1685 indicates a problem related to either your ignition key or your Immobilizer Module. This code can be triggered by various issues, such as an incorrect Vehicle Identification Number (VIN) stored in the Powertrain Control Module (PCM), the use of an invalid Sentry Key Immobilizer Module (SKIM) key, a lack of communication with the SKIM, absence of a VIN programmed in the PCM, a malfunctioning SKIM, or the presence of defective PCM or SKIM trouble codes.

OBDII Code P1685 - Wrong or Invalid Key Message Received from SKIM - AutoCodes.com
P1685 Code - Wrong or Invalid Key Message Received from SKIM

Need More Information on the Code?

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Information for Specific Makes

  • P1685 Buick Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage
  • P1685 Cadillac Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage
  • P1685 Chevrolet Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage
  • P1685 Chrysler Wrong or Invalid Key Message Received from SKIM  📷
  • P1685 Dodge Wrong or Invalid Key Message Received from SKIM  📷
  • P1685 GMC Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage
  • P1685 Jeep Wrong or Invalid Key Message Received from SKIM  📷
  • P1685 Pontiac Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage
  • P1685 Saturn Transmission Control Module Power Up Temperature Sensor Circuit Low Voltage

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Code P1685 comments

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