2009 Chrysler 300 Repair Guides

P01202009 Chrysler 300 P0120 — Throttle-Position-Sensor-Circuit Diagnosis & Fix

TPS circuit showing abnormal voltage readings affecting accelerator response. This diagnostic trouble code affects 2009 Chrysler 300 vehicles equipped with the 3.6L Pentastar V6 engine and 8-speed automatic transmission.

Moderate

1-2 hours

P01252009 Chrysler 300 P0125 — Insufficient-Coolant-Temperature Diagnosis & Fix

Engine not reaching proper operating temperature for closed-loop fuel control. This diagnostic trouble code affects 2009 Chrysler 300 vehicles equipped with the 3.6L Pentastar V6 engine and 8-speed automatic transmission.

Moderate

1-2 hours

P01302009 Chrysler 300 P0130 — O2-Sensor-Circuit-Malfunction Diagnosis & Fix

Upstream oxygen sensor circuit issue affecting fuel mixture adjustment. This diagnostic trouble code affects 2009 Chrysler 300 vehicles equipped with the 3.6L Pentastar V6 engine and 8-speed automatic transmission.

Moderate

1-2 hours

P01332009 Chrysler 300 P0133 — O2-Sensor-Slow-Response Diagnosis & Fix

Front oxygen sensor responding too slowly, indicating aging sensor needing replacement. This diagnostic trouble code affects 2009 Chrysler 300 vehicles equipped with the 3.6L Pentastar V6 engine and 8-speed automatic transmission.

Moderate

1-2 hours

P01352009 Chrysler 300 P0135 — O2-Sensor-Heater-Circuit Diagnosis & Fix

O2 sensor heater element malfunction, common in cold climates affecting emissions. This diagnostic trouble code affects 2009 Chrysler 300 vehicles equipped with the 3.6L Pentastar V6 engine and 8-speed automatic transmission.

Moderate

1-2 hours

P02212009 CHRYSLER 300 P0221 — Throttle Position Sensor B Range Performance Diagnosis & Fix

Complete guide to diagnosing and repairing P0221 (Throttle Position Sensor B Range Performance) in your 2009 CHRYSLER 300. Includes testing procedures, resistance specs, and repair steps.

Advanced

1-2 hours

P03012009 CHRYSLER 300 P0301 — Cylinder 1 Misfire Detected Diagnosis & Fix

Complete troubleshooting guide for P0301 on 2009 CHRYSLER 300. Learn how to properly diagnose and repair this OBD-II trouble code using factory-level diagnostic procedures and professional repair techniques.

Moderate

1-3 hours