Jam Protection Limit Switch Operation: 4Runner
Disconnect back door limit switch. Connect positive ohmmeter lead to limit switch connector terminal No. 1 on wire harness side. Connect negative ohmmeter lead to connector terminal No. 2. With switch lever pushed (in OFF position), continuity should not exist between terminals. With switch lever released (in ON position), continuity should exist between terminals. If continuity is not as specified, replace back door limit switch.