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.
Integrated Memory System Control Switch
Remove Integrated Memory System (IMS) control switch from driver's door. Disconnect harness connector. Check for continuity and measure resistance between specified terminals with switch in specified position. See Fig 1 . See IMS CONTROL SWITCH TEST table. See WIRING DIAGRAMS . If continuity and/or resistance does not exist as specified, replace IMS control switch.
| Switch Position | Continuity Between Switch Terminals No. | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| AUTO (1) | ||||||||||
| On | 1 & 3; 3 & 4; 3 & 5; 4 & 5 | |||||||||
| Off | 1 & 3; 4 & 5 | |||||||||
| STOP On (1) | 2 & 4; 2 & 5; 4 & 5 | |||||||||
| "M" (Memory) On (2) | 2 & 4; 2 & 5; 4 & 5 | |||||||||
| "1" On (3) | 2 & 4; 2 & 5; 4 & 5 | |||||||||
| "2" On (4) | 2 & 4; 2 & 5; 4 & 5 | |||||||||
| Illumination (1) | 4 & 5 | |||||||||
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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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