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Home/DTC Codes/Cadillac/SRX/2007-2007 3.6L V6/P0221
P0221

Throttle/Pedal Position Sensor/Switch B Range/Performance

2007-2007 Cadillac SRX 3.6L V6

High SeverityPowertrainGeneric (SAE)

The 2007 Cadillac SRX is equipped with a 3.6L V6 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

  1. Compare TPS A and B readings
  2. Clean throttle body
  3. Test TPS sweep

Repair Notes

Clean throttle body or replace TPS.

Related Codes

P0220Throttle/Pedal Position Sensor/Switch B CircuitP0222Throttle/Pedal Position Sensor/Switch B Circuit Low

Other Powertrain Codes

P0221 on Other Vehicles

Cadillac ATS

2013-2013 2.0L Turbo I4

Cadillac ATS

2013-2013 2.5L I4

Cadillac ATS

2013-2013 3.6L V6

Cadillac ATS

2014-2014 2.0L Turbo I4

Cadillac ATS

2014-2014 2.5L I4

Cadillac ATS

2014-2014 3.6L V6

Cadillac ATS

2015-2015 2.0L Turbo I4

Cadillac ATS

2015-2015 2.5L I4

Common Questions

What does code P0221 mean on a 2007-2007 Cadillac SRX?

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 Cadillac SRX?

Common symptoms of P0221 include: Check Engine Light, Limp mode, Erratic throttle.

What causes P0221 on a 2007-2007 Cadillac SRX?

Common causes of P0221 include: Worn TPS B, Carbon on throttle plate, Throttle body issue.

Last updated: March 2026

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