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Infiniti
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1999
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G20 L4-2.0L (SR20DE)
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Repair and Diagnosis
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Powertrain Management
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Transmission Control Systems
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Actuators and Solenoids - Transmission and Drivetrain
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Actuators and Solenoids - A/T
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Shift Solenoid
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Description and Operation
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Shift Solenoid A & B
Shift Solenoid A & B
DESCRIPTION
Shift solenoid valves A and B are turned
"ON"
or
"OFF"
by the
TCM
in response to signals sent from the PNP switch, vehicle speed and
throttle position sensors
. Gears will then be shifted to the optimum position.