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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSJEEP1999WRANGLER SAHARA, AUTOMATICREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSSHIFT INTERLOCK SYSTEMSSYSTEM OPERATION CHECK
1999 Jeep Wrangler Sahara, Automatic
System Operation Check
1999 Jeep Wrangler Sahara, AutomaticSECTION System Operation Check
- Ensure ignition key can only be removed from ignition switch with gear selector in Park.
- Ensure gear selector is in Park with shift handle push button in the released position. Ignition switch should rotate freely from OFF position to LOCK position. Ignition switch should not rotate to LOCK position with gear selector in any other position.
- Shifting from Park should be possible when ignition switch is in OFF position.
- Shifting from Park should not be possible while depressing shift handle push button when ignition switch is in RUN or START positions unless brake pedal is depressed.
- Shifting from Park should not be possible when ignition switch is in ACC or LOCK positions.
- Shifting between gears or into Park may be done without depressing brake pedal with ignition switch in RUN or START positions.
- If shift interlock system does not operate as specified, verify proper gear shift cable and shift interlock cable adjustments. See ADJUSTMENTS . If adjustments are okay, check shift interlock system circuit. See WIRING DIAGRAMS .
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.