P1696 OBD Code Definition:
P1696 PCM Failure EEPROM Write Denied
P1696 OBD Code Description:

Possible Causes

• Steering Column Control Module may have stored a Fault Code
• Steering Column Stalk/Lever faulty

Possible Solutions

• Check Steering Column Control Module for Fault Codes
• Check/Replace Steering Column Stalk/Lever

Tech Notes

• Ask Customer if he has experienced problems (i.e. Cruise Control sporadically not working)
• When found in VW Golf (1K) (or similar):
  • Check/replace Cruise Control Stalk/Lever.
  • Perform Steering Column Control Module Software Optimization
• When found in Audi A6 (4F), check Engine Control Module for Software Updates.
• When found in VW Beetle (1C/1Y) with 2.5L engine:
  • These cars do not have a Steering Column Controller.
  • Cruise Control Switch is wired directly to ECM, check this switch in MVB 066.