P1613 OBD Code Definition:
P1613 Loss Of DIM Serial Data
P1613 OBD Code Description:

Possible Symptoms

• Malfunction Indicator Lamp (MIL) not working properly

Possible Causes

• Malfunction Indicator Lamp (MIL) faulty
• Wiring/Connectors from/to Malfunction Indicator Lamp (MIL) faulty
• Control Module Cording incorrect
• Heavy wear on ignition/starter switch (D) contacts

Possible Solutions

• Check Malfunction Indicator Lamp (MIL)
• Check Wiring/Connectors from/to Malfunction Indicator Lamp (MIL)
• Check Control Module Coding
• Check/replace ignition/starter switch.