2012 Acura TL BaseFACTORY OEM SERVICE PROCEDURE

Power Mode Control Function

The keyless access system has four power modes: OFF, ACC, ON, and START. The power modes can be changed by pressing the engine start/stop button. The power mode changes to START mode any time the engine start/stop button is pressed while also pressing the brake pedal (A/T) or clutch pedal (M/T).

  • OFF and START mode: Indicator (A) in the engine start/stop button is off.
  • ACC mode: Indicator in the engine start/stop button comes on green.
  • ON mode: Indicator in the engine start/stop button remains green when the engine is not running (If the engine is running, the indicator goes off).
NOTE: If the keyless access system mode switch is OFF, Insert the remote into the remote slot, and press the engine start/stop button to select the mode.
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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