Diagnostic Test
WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- OTHER DTCS PRESENT
- Ignition on, engine not running.
- With the scan tool, read DTCs.
- Check for any faults present for Coolant Temperature Sensor, Temperature/Barometric Pressure Sensor (TBAP) and, or Oil Pressure Switch?
Are any faults present for the above sensors?
Yes
- Repair any faults present for the above listed sensors.
- Perform the POWERTRAIN VERIFICATION TEST - 6.7L. Refer to POWERTRAIN VERIFICATION TEST - 6.7L .
No
- Go To 2
- COLD CLIMATE DERATE VERIFICATION
TEMPERATURE EVIC STRATEGY AMBIENT TEMPERATURE IS BETWEEN 10°F to -10°F ENGINE POWER IS REDUCED FOR 30 SECONDS AMBIENT TEMPERATURE IS BETWEEN -10°F to -25°F ENGINE POWER IS REDUCED FOR ONE MINUTE AMBIENT TEMPERATURE IS BELOW -25°F ENGINE POWER IS REDUCED FOR TWO MINUTES NOTE:This is a normal turbo protection condition. The derate was activated to protect the turbocharger from failing due to oil delay to the bearings. Please inform the customer on this condition.
- View the derate protection strategy in the table above.
Information only
- View the derate protection strategy in the table above.