Throttle/Pedal Position Sensor/Switch B Circuit
2002-2002 Mazda B2300 2.3L I4
The 2002 Mazda B2300 is equipped with a 2.3L inline-4 engine. Below you'll find detailed p0220 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the secondary throttle position sensor or accelerator pedal position sensor.
Symptoms
- Check Engine Light
- Limp mode
- Reduced power
- Poor throttle response
Common Causes
- Faulty TPS B sensor
- Wiring damage
- Throttle body failure
- Pedal assembly failure
Diagnostic Steps
- Test TPS B voltage
- Compare TPS A and B signals
- Inspect wiring
- Test pedal position sensor
Repair Notes
Replace TPS or throttle body/pedal assembly.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0220 on Other Vehicles
Common Questions
What does code P0220 mean on a 2002-2002 Mazda B2300?
P0220 stands for "Throttle/Pedal Position Sensor/Switch B Circuit". Malfunction in the secondary throttle position sensor or accelerator pedal position sensor.
What are the symptoms of P0220 on a Mazda B2300?
Common symptoms of P0220 include: Check Engine Light, Limp mode, Reduced power, Poor throttle response.
What causes P0220 on a 2002-2002 Mazda B2300?
Common causes of P0220 include: Faulty TPS B sensor, Wiring damage, Throttle body failure, Pedal assembly failure.
Last updated: March 2026