Possible causes

– Low transmission fluid level
– Dirty transmission fluid
– Faulty shift solenoid ‘B’ valve
– Shift solenoid ‘B’ valve harness or connectors
– Shift solenoid ‘B’ valve circuit is open or shorted

When is the code detected?

The P0758 code is detected when the gear required by the ECM does not match the actual gear when vehicle is driven.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)
– Transmission will not shift gears

P0758 Description

Shift solenoid valve ‘B’ is turned ON or OFF by the Transmission Control Module (TCM) in response to signals sent from the park/neutral position (PNP) switch, vehicle speed and Engine Control Module (ECM) (throttle opening). Gears will then be shifted to the optimum position.

P0758 Information for specific makes

P0758 CADILLAC
P0758 BUICK
P0758 ACURA
P0758 AUDI
P0758 BMW
P0758 CHRYSLER
P0758 DODGE
P0758 FORD
P0758 HONDA
P0758 ISUZU
P0758 JEEP
P0758 KIA
P0758 LEXUS
P0758 MAZDA
P0758 MITSUBISHI
P0758 SUBARU
P0758 SUZUKI
P0758 TOYOTA
P0758 VOLKSWAGEN
P0758 CHEVROLET
P0758 GMC
P0758 PONTIAC
P0758 SATURN