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.
1999 Chrysler LHSFACTORY OEM SERVICE PROCEDURE
Fuel System Pressure Release
WARNING:
Always release fuel pressure before disconnecting any fuel injection-related component. DO NOT allow fuel to contact engine or electrical components.
- Remove fuel pump relay. Fuel pump relay is located in power distribution center at driver's side front corner of engine compartment, just in front of strut tower.
- Start engine and allow engine to idle until engine stalls. Attempt to restart engine until engine will no longer run. Turn ignition off.
- Diagnostic Trouble Codes (DTC) may have been stored in Powertrain Control Module (PCM) due to the removal of fuel pump relay. Using scan tool, clear DTCs from PCM. See CLEARING DIAGNOSTIC TROUBLE CODES .
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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