What this code means

Malfunction in the push button start system. The vehicle may not recognize the key fob for engine starting.

Symptoms

• Push button start not responding
• Must hold fob against button to start
• Start button illumination off
• Intermittent no-start with fob in vehicle

Common causes

• Start button switch failure
• Ring antenna at start button faulty
• Key fob battery low
• BCM/smart key module fault
• Start button wiring issue

Diagnostic steps

1. Check key fob battery
2. Test start button switch
3. Check ring antenna at button
4. Scan smart key module codes
5. Test backup start method

Repair notes

Replace start button assembly or ring antenna. Ensure key fob battery is fresh.

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