
2003 Dodge Ram 2500 ST 5.9L MIL Lamp on, Erratic Speedometer
The initial symptom is that the first time in a day that the engine is started, the transmission stays in first gear and the engine will only accelerate to 2,200 rpm and go about 18-20 mph. If I stop, shut the engine off, restart the engine, and start driv...
Summary posted 12/14/2018
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Message Closed w/Summary
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VIN | 3D7KU28693 |
Engine | 5.9 L / 6 cyl / DIESEL |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp on, Erratic Speedometer |
Trouble Codes
P0720 | Countershaft Speed Sensor Circuit Malfunction |
Message Closed w/Summary
Vehicle Data
2003 Dodge Ram 2500 ST
VIN | 3D7KU28693 |
Engine | 5.9 L / 6 cyl / DIESEL |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp on, Erratic Speedometer |
Trouble Codes
P0720 | Countershaft Speed Sensor Circuit Malfunction |