What does P0889 Mean? OBD-II Code Transmission may not shift properly is defined as a TCM Power Relay Sense Circuit Range/Performance If the Transmission Control Module (TCM) does not receive the correct amount of voltage, it will send a message to the engine control module (PCM) to set code P0889. engine code P0889P0889 fixobd P0889dtc P0889obd code P0889obd2 P0889P0889 car codediagnostic code P0889car code P0889check engine code P0889fehlercode P0889P0889 fiatcodigo P0889codigo falla P0889P0889 kody b??dówcodigo de falla P0889 What are the common causes of P0889 ? The Mass Airflow sensor is a hot wire that senses the volume of air entering the intake manifold. The computer uses this information to control fuel mixture. Defective ECU strategies or components will prevent proper regeneration Dirty air cleaner element Damaged DPF How do you troubleshoot P0889 ? Like the all engines, the car engine system employs specially developed hydraulic lifters (known as switching roller followers) for the P0889 code intake and exhaust valves. The lifters can be collapsed by disengaging an internal locking pin. The locking pin is disengaged using solenoids to alter oil pressure fed into the lifter. Searches related to P0888 - Transmission Relay Always Off p0888 tcm power relay sense circuit transmission relay problems p0700 p0888 p0888 chrysler sebring transmission relay dodge what does a transmission relay do p0888 jeep grand cherokee bad transmission relay symptoms