Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1986 Chrysler Laser XT, StandardFACTORY OEM SERVICE PROCEDURE
Actuator Test Mode (ATM)
NOTE:
This test can only be performed with Diagnostic Readout Box (C-4805).
- Put system into Diagnostic Test Mode. Wait for code 55 to appear on display screen. Press ATM button on tool to activate display. If specific ATM test is desired, hold ATM button down until test code appears.
- Computer will continue to turn selected circuit on and off for up to 5 minutes or until ATM button is pressed or ignition is turned off. If ATM button is not pressed, computer will continue to cycle selected circuit for 5 minutes and then shut system off.
ACTUATOR TEST DISPLAY CODES
| Code | Test Description |
|---|---|
| 01 | Spark Activation |
| 02 | Injector Activation |
| 03 | AIS Activation |
| 04 | Radiator Fan Activation |
| 05 | A/C Cut-Out Relay Activation |
| 06 | ASD Relay Activation |
| 07 | Purge Solenoid Activation |
| 08 | EGR Solenoid Activation |
| 09 | Wastegate Solenoid Activation |
| 10 | Barometric Read Solenoid Activation |
| 11 | Alternator Full Field Activation |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.