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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Automatic Transmission System (Aa80E) - Diagnostic Codes (1 Of 2)) >> Automatic Transmission System >> DTC P0771: Shift Solenoid "E" Performance (Shift Solenoid Valve SR) [11/2021 - ] >> Monitor Description

Monitor Description

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This DTC indicates a stuck ON malfunction or stuck OFF malfunction of the shift solenoid valve SR.

The TCM commands gear shifts by turning the shift solenoid valves ON/OFF. When the gear commanded by the TCM and the actual gear are not the same, the TCM illuminates the MIL and stores the DTC.

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