P0888 Acura Transmission Relay Always Off
Possible causes
– Transmission Control Relay harness is open or shorted
– Transmission Control Relay circuit poor electrical connection
– Faulty Transmission Control Relay
– Faulty Transmission Solenoid/Pressure Switch Assembly
– Transmission Control Relay circuit poor electrical connection
– Faulty Transmission Control Relay
– Faulty Transmission Solenoid/Pressure Switch Assembly
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0888 Acura Description
The Transmission Control Module (TCM) has detected less than 3 volts at the Transmission Control Relay output circuit
Acura Vehicle:
Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX