Learn Procedure (without the HDS)
- Start the engine. Hold the engine speed at 3, 000 rpm without load (in P or N) until the radiator fan comes on.
- Test-drive the vehicle on a level road: Decelerate (with the throttle fully closed) from an engine speed of 2, 500 rpm down to 1, 000 rpm with the transmission in D.
- Repeat step 2 several times.
- Turn the ignition switch to LOCK (0).
- Turn the ignition switch to ON (II), and wait 30 seconds.