Tachometer Circuit Malfunction
2013-2021 Peugeot 308 1.2L I3 PureTech 🇩🇪
Description
The tachometer gauge is not functioning or displays incorrect RPM readings.
Symptoms
- Tachometer reads zero
- Tachometer needle erratic
- Tachometer bouncing at idle
- Gauge needle stuck
Common Causes
- Instrument cluster stepper motor failure
- Cluster circuit board fault
- RPM signal issue from PCM
- Wiring problem
Diagnostic Steps
- Check RPM signal from PCM with scan tool
- Test tachometer stepper motor
- Inspect cluster circuit board
- Check wiring from PCM to cluster
Repair Notes
Replace instrument cluster stepper motor or circuit board.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0009Rear Center Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
B0402 on Other Vehicles
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2014-2021 1.0L I3 VTi 72
Peugeot 108
2014-2021 1.2L I3 PureTech 82
Peugeot 2008
2019-2024 1.2L I3 PureTech
Peugeot 2008
2019-2024 Electric
Peugeot 2008
2019-2025 1.2L I3 Turbo PureTech 130
Peugeot 2008
2020-2025 Electric e-2008 50kWh
Peugeot 2008 PL
2019-2025 1.2L I3 Turbo PureTech 130
Peugeot 2008 PL
2019-2025 1.5L I4 Diesel BlueHDi 110
Common Questions
What does code B0402 mean on a 2013-2021 Peugeot 308?
B0402 stands for "Tachometer Circuit Malfunction". The tachometer gauge is not functioning or displays incorrect RPM readings.
What are the symptoms of B0402 on a Peugeot 308?
Common symptoms of B0402 include: Tachometer reads zero, Tachometer needle erratic, Tachometer bouncing at idle, Gauge needle stuck.
What causes B0402 on a 2013-2021 Peugeot 308?
Common causes of B0402 include: Instrument cluster stepper motor failure, Cluster circuit board fault, RPM signal issue from PCM, Wiring problem.