Push Button Start System Circuit
2003-2009 Toyota 4Runner 4.7L V8
Description
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
- Check key fob battery
- Test start button switch
- Check ring antenna at button
- Scan smart key module codes
- Test backup start method
Repair Notes
Replace start button assembly or ring antenna. Ensure key fob battery is fresh.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0005Driver Knee Airbag Deployment Circuit
B0114 on Other Vehicles
Toyota 4Runner
2003-2009 4.0L V6
Toyota 4Runner
2010-2024 4.0L V6
Toyota 86
2017-2020 2.0L H4
Toyota Alphard
2023-2025 2.4L I4 Turbo T24A-FTS
Toyota Alphard
2023-2025 2.5L I4 Hybrid A25A-FXS
Toyota Altezza
1998-2005 2.0L I4 3S-GE BEAMS
Toyota Altezza
1998-2005 2.0L I6 1G-FE
Toyota Aqua
2011-2021 1.5L I4 Hybrid 1NZ-FXE
Common Questions
What does code B0114 mean on a 2003-2009 Toyota 4Runner?
B0114 stands for "Push Button Start System Circuit". Malfunction in the push button start system. The vehicle may not recognize the key fob for engine starting.
What are the symptoms of B0114 on a Toyota 4Runner?
Common symptoms of B0114 include: Push button start not responding, Must hold fob against button to start, Start button illumination off, Intermittent no-start with fob in vehicle.
What causes B0114 on a 2003-2009 Toyota 4Runner?
Common causes of B0114 include: Start button switch failure, Ring antenna at start button faulty, Key fob battery low, BCM/smart key module fault, Start button wiring issue.