P0221
Throttle/Pedal Position Sensor/Switch B Range/Performance
2008-2008 Mazda Tribute 2.5L I4
High SeverityPowertrainGeneric (SAE)
The 2008 Mazda Tribute is equipped with a 2.5L inline-4 engine. Below you'll find detailed p0221 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The secondary TPS signal is out of expected range.
Symptoms
- Check Engine Light
- Limp mode
- Erratic throttle
Common Causes
- Worn TPS B
- Carbon on throttle plate
- Throttle body issue
Diagnostic Steps
- Compare TPS A and B readings
- Clean throttle body
- Test TPS sweep
Repair Notes
Clean throttle body or replace TPS.
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
P0221 on Other Vehicles
Common Questions
What does code P0221 mean on a 2008-2008 Mazda Tribute?
P0221 stands for "Throttle/Pedal Position Sensor/Switch B Range/Performance". The secondary TPS signal is out of expected range.
What are the symptoms of P0221 on a Mazda Tribute?
Common symptoms of P0221 include: Check Engine Light, Limp mode, Erratic throttle.
What causes P0221 on a 2008-2008 Mazda Tribute?
Common causes of P0221 include: Worn TPS B, Carbon on throttle plate, Throttle body issue.
Last updated: March 2026