TSRM/MK2 Supra/Repair Manual
Repair ManualWiring Diagrams
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BE/Body Electrical System76 / 121
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BODY ELECTRICAL SYSTEM - Cruise Control System — MK2 Supra Body Electrical System, page 76
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BE-76 BODY ELECTRICAL SYSTEM - Cruise Control System CONTINUED FROM PREVIOUS PAGE ACTUATOR Yes INSPECT ACTUATOR OPERATION Is actuator operation normal? (See page BE-84) No → Replace actuator. Yes ↓ Replace computer. B | INSPECTION OF CONTROL SWITCH CIRCUIT Turn ignition switch off. CONTROL S/W INSPECT SWITCH OPERATION Is there continuity between terminal 28 and body ground with accel/resume switch turned on? No → Inspect control switch. Yes ↓ Is there continuity between terminal 28 and body ground with accel/resume switch turned off? Yes → Inspect control switch. COMPUTER No ↓ INSPECT ACCEL/RESUME SWITCH CIRCUIT Is there continuity between terminal 13 and body ground with accel/resume switch turned on? No → Open circuit in wire harness between terminal 13 of computer and terminal 28 of control switch. ACTUATOR Yes ↓ INSPECT ACTUATOR OPERATION Is actuator operation normal? (See page BE-84) No → Replace actuator. Yes ↓ Replace computer.