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.
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HOMESERVICE MANUALSTOYOTA1986PICKUP BASE, 22-RTE, R151FREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCRUISE CONTROL SYSTEMSTESTINGCIRCUIT TESTS"SET/COAST" SWITCH CKT (CAMRY, CRESSIDA, NON-TURBO P/U & 4RUNNER
1986 Toyota Pickup Base, 22-RTE, R151F
"Set/Coast" Switch Ckt (Camry, Cressida, Non-Turbo P/U & 4Runner
1986 Toyota Pickup Base, 22-RTE, R151FSECTION "Set/Coast" Switch Ckt (Camry, Cressida, Non-Turbo P/U & 4Runner
- Unplug electrical connector from cruise control computer. Check for continuity between harness connector terminal No. 5 and good body ground with "SET/COAST" switch in "OFF"position.
- If continuity is present, check for short circuit between terminal No. 5 of computer and terminal No. 25 (terminal No. 24 on Pickup and 4Runner) of control switch. Also test control switch. If continuity does not exist, replace cruise control computer.
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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.