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Home >> Acura >> 2021 >> TLX Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (4 Of 6) >> DTC Troubleshooting >> DTC Troubleshooting: P154D(2.0L Engine) >> Confirmation Procedure

Confirmation Procedure

1. Start the engine.

2. Hold the engine speed at 3, 000 rpm without load (in P or N) until the radiator fan comes on.

3. Test-drive the vehicle under the auto idle stop system operating condition, and stop the engine using auto idle stop

.4. Repeat step 3 2 times or more.