| 1. Warm up the engine to normal working temperature. |
| 2. Prepare the tools necessary for check of a corner of an advancing of ignition. |
| 3. Connect a stroboscope. |
| 4. On the Ford Probe models remove a crossing point from the socket of connection of SPOUT located between the accumulator and the diagnostic socket of connection. Connect TEN and GND plugs of the diagnostic socket of connection. |
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| 5. Start the engine and direct a stroboscope beam on an adjusting ruler and a yellow mark in a pulley of a cranked shaft. If the yellow mark does not coincide with the necessary mark in an adjusting ruler, turn off a fixing bolt of the distributor of ignition and turn the distributor as it is necessary. |
| 6. Tighten a fixing bolt and again check a corner of an advancing of ignition. |