Nissan Sentra B18 (2020-2025) Service Manual: Work Procedure (Before Replacing Electric Throttle Control Actuator)
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CHECK DTC
Perform DTC P0101 confirmation procedure. Refer to Confirmation Procedure.
Is the DTC P0101 displayed?
YES >>GO TO 2.
NO >>-
Replace electric throttle control actuator. Refer to Removal and Installation.
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After replacing electric throttle control actuator, perform necessary work.
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PRECONDITIONING
Make sure that all of the following conditions are satisfied.
Learning will be cancelled if any of the following conditions are missed for even a moment.
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Battery voltage: More than 12.9 V (At idle)
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Engine coolant temperature: 70 - 100°C (158 - 212°F)
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Selector lever: P or N
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Electric load switch: OFF
(Air conditioner, headlamp, rear window defogger)
On Nissan Sentra vehicles equipped with daytime running light systems, set lighting switch to the 1st position to light only small lamps.
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Steering wheel: Neutral (Straight-ahead position) position
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Nissan Sentra Vehicle speed: Stopped
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Transmission: Warmed-up
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With CONSULT: Drive vehicle until “ATF TEMP SEN” in “DATA MONITOR” mode of “TRANSMISSION” system indicates less than 0.9 V.
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Without CONSULT: Drive Nissan Sentra vehicle for 10 minutes.
GO TO 3.
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IDLE AIR VOLUME LEARNING
With CONSULT-
Perform ACCELERATOR PEDAL RELEASED POSITION LEARNING. Refer to Work Procedure.
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Perform THROTTLE VALVE CLOSED POSITION LEARNING. Refer to Work Procedure.
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Start engine and warm it up to normal operating temperature.
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Select “IDLE AIR VOL LEARN” in “WORK SUPPORT” mode with CONSULT.
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Touch “START” and wait 20 seconds.
Is “CMPLT” displayed on CONSULT screen?
YES >>-
Replace electric throttle control actuator. Refer to Removal and Installation.
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After replacing electric throttle control actuator, perform necessary work.
Retry from step 2.
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