Determining BCM Programed Key Code
To determine unknown BCM key code, use Interrogator (J 35628-A) and following procedure.
- Connect Interrogator (J 35628-A) wiring to PASS-Key II(R) dash connector at base of steering column. DO NOT connect to steering column wiring.
- Turn Interrogator (J 35628-A) on and move key code switch to "1" and attempt to start engine. if engine starts, key code is "1". If engine does not start, turn ignition off and press 4-minute timer on Interrogator (J 35628-A).
- When timer lamp goes out, move key code switch to next number and attempt to start engine. If engine does not start, continue trying different key codes until proper key code is found. See PASS-Key II(R) KEY RESISTANCE table.
PASS-KEY II(R) KEY RESISTANCE
| Key Code No. | Nominal Resistance (Ohms) | Acceptable Range (Ohms) |
|---|---|---|
| 1 | 402 | 386-438 |
| 2 | 523 | 502-564 |
| 3 | 681 | 654-728 |
| 4 | 887 | 852-942 |
| 5 | 1130 | 1085-1195 |
| 6 | 1470 | 1411-1549 |
| 7 | 1870 | 1795-1965 |
| 8 | 2370 | 2275-2485 |
| 9 | 3010 | 2890-3150 |
| 10 | 3740 | 3590-3910 |
| 11 | 4750 | 4650-4960 |
| 12 | 6040 | 5798-6302 |
| 13 | 7500 | 7200-7820 |
| 14 | 9530 | 9149-9931 |
| 15 | 11,800 | 11,328-12,292 |