Ignition Control Module
| Part No. | Spark Advance Test | Electronic EGR Time Delay | Electronic Throttle Control |
| 4289601 | 38 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 60 Minutes (min) | 90 Second (sec) Note: After start or 2 sec. after throttle close condition. |
| 4289603 | 33 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 45 Minutes (min) | 60 Second (sec) Note: After start or 1 sec. after throttle close condition. |
| 4289613 | 30 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 60 Minutes (min) | 90 Second (sec) Note: After start or 1 sec. after throttle close condition. |
| 4289615 | 30 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 28 Minutes (min) | 60 Second (sec) Note: After start or 2 sec. after throttle close condition. |
| 4289617 | 30 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 65 Minutes (min) | 60 Second (sec) |
| 4289621 | 37 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 60 Minutes (min) | --- |
| 4289637 | 34 +/- 4 at 2000 Degrees At RPM (deg @ rpm) | 25 Minutes (min) | 25 Second (sec) Note: After start or 1 sec. after throttle close position. |