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EC-814 [QG (WITHOUT EURO-OBD)] DTC P1805 BRAKE SWITCH 3. DETECT MALFUNCTIONING PART Check the following. ● 15A fuse ● Fuse block (J/B) connector M2 ● Harness for open and short between stop lamp switch and battery >> Repair open circuit or 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 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 5. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 5. CHECK STOP LAMP SWITCH Refer to EC-814, "Component Inspection" . OK or NG OK >> GO TO 6. NG >> Replace stop lamp switch. 6. CHECK INTERMITTENT INCIDENT Refer to EC-644, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" . >> INSPECTION END Component Inspection EBS00R1C STOP LAMP SWITCH 1. Disconnect stop lamp switch harness connector. Continuity should exist. MBIB0152E MBIB0152E |