CAR OBD CODES

P0778 OBD Code Definition:
P0778 Pressure Control Solenoid B Electrical
P0778 OBD Code Description:

OBD2 Code P0778 Definition:
The line pressure solenoid valve regulates the oil pump discharge pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM). Symptoms

Possible sumptoms of P0778
– Engine Light ON (or Service Engine Soon Warning Light) – Transmission shift shock Possible Causes

Possible causes of P0778
– Faulty line pressure solenoid valve B – Line pressure solenoid valve B harness or connectors – Line pressure solenoid valve B circuit is open or shorted – Low transmission fluid level – Dirty transmission fluid The Error code is generally activated on detection of the following conditions: Engine Control Module (ECM) detectes an open or shorted condition on the solenoid circuit Possible Solutions

Note: The information on the P0778 error code is purely informative, if you need more useful information, please consult your technician.