P209F (DCU) - Reductant Tank Heater Control Performance
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DTC DESCRIPTION P209F (DCU) - REDUCTANT TANK HEATER CONTROL PERFORMANCE
| Description: The reductant tank heater and reductant temperature sensor are in close proximity in the reductant tank. The reductant dosage control module monitors reductant tank heater performance by monitoring the reductant temperature sensor signal. This DTC sets when the temperature does not rise greater than 0.5°C (0.9°F) within a certain time frame after tank heat is requested. | |||
Possible Causes:
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| Diagnostic Aids: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST RH . | ||