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P1805 BRAKE SWITCH EC-335 < COMPONENT DIAGNOSIS > [QR25DE] C D E F G H I J K L M A EC N P O 1. Disconnect stop lamp switch harness connector. 2. Check voltage between stop lamp switch terminal 1 and ground with CONSULT-III or tester. OK or NG OK >> GO TO 4. NG >> GO TO 3. 3. DETECT MALFUNCTIONING PART Check the following. >> Repair open circuit, short to ground or short to power in harness or connectors. 4. CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Disconnect ECM harness connector. 2. Disconnect stop lamp switch harness connector. 3. Check harness continuity between ECM terminal 101 and stop lamp switch terminal 2. 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 5. NG >> Repair open circuit, short to ground or short to power in harness or connectors. 5. CHECK STOP LAMP SWITCH EC-336, "Component Inspection" OK or NG OK >> GO TO 6. NG >> Replace stop lamp switch. 6. CHECK INTERMITTENT INCIDENT GI-46, "Intermittent Incident" . BBIA0560E Voltage: Battery voltage PBIB2284E Continuity should exist. |