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.
1990 Suzuki SamuraiFACTORY OEM SERVICE PROCEDURE
Lock-Up Relay (Sidekick A/T)
- Relay is located in relay panel, near right shock tower in engine compartment. Turn ignition on. Check for battery voltage at lock-up relay White/Red and Light Green/Red wire terminals. DO NOT depress brake pedal.
- If no voltage is present, check electrical circuit of each terminal (including brake pedal switch). If voltage is present, connect jumper wire between relay White/Yellow wire terminal and ground. Lock-up relay should operate and battery voltage should be present at relay White wire terminal. Replace lock-up relay if test results are not as specified.
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.
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