2023 Ram 3500 Cab Chassis Repair Guides

P01202023 Ram HD Cummins P0120 — Throttle Position Sensor Circuit Malfunction Diagnosis & Fix

The P0120 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the throttle position sensor circuit malfunction system. Learn how to diagnose and fix this issue with our comprehensive guide.

Advanced

2-4 hours

P01212023 Ram HD Cummins P0121 — Throttle Position Sensor Circuit Range Performance Diagnosis & Fix

The P0121 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the throttle position sensor circuit range performance system. Learn how to diagnose and fix this issue with our comprehensive guide.

Moderate

3-5 hours

P01222023 Ram HD Cummins P0122 — Throttle Position Sensor Circuit Low Input Diagnosis & Fix

The P0122 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the throttle position sensor circuit low input system. Learn how to diagnose and fix this issue with our comprehensive guide.

Advanced

2-4 hours

P01232023 Ram HD Cummins P0123 — Throttle Position Sensor Circuit High Input Diagnosis & Fix

The P0123 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the throttle position sensor circuit high input system. Learn how to diagnose and fix this issue with our comprehensive guide.

Moderate

3-5 hours

P01242023 Ram HD Cummins P0124 — Throttle Position Sensor Circuit Intermittent Diagnosis & Fix

The P0124 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the throttle position sensor circuit intermittent system. Learn how to diagnose and fix this issue with our comprehensive guide.

Moderate

1-3 hours

P01252023 Ram HD Cummins P0125 — Insufficient Coolant Temperature for Closed Loop Diagnosis & Fix

The P0125 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the insufficient coolant temperature for closed loop system. Learn how to diagnose and fix this issue with our comprehensive guide.

Advanced

1-3 hours

P01262023 Ram HD Cummins P0126 — Insufficient Coolant Temperature for Fuel Control Diagnosis & Fix

The P0126 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the insufficient coolant temperature for fuel control system. Learn how to diagnose and fix this issue with our comprehensive guide.

Moderate

2-4 hours

P01272023 Ram HD Cummins P0127 — Intake Air Temperature Too High Diagnosis & Fix

The P0127 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the intake air temperature too high system. Learn how to diagnose and fix this issue with our comprehensive guide.

Advanced

1-3 hours

P01282023 Ram HD Cummins P0128 — Coolant Thermostat Temperature Below Regulating Diagnosis & Fix

The P0128 code on your 2023 Ram HD 6.7L Cummins indicates a problem with the coolant thermostat temperature below regulating system. Learn how to diagnose and fix this issue with our comprehensive guide.

Advanced

3-5 hours