Yamaha YZF-R1B 2012 Service Manual

Also see for YZF-R1 2012: Service manual

Contents

ELECTRICAL COMPONENTS8-134Relay unit (fuel pump relay)Headlight relayRadiator fan motor relayEAS14B1015CHECKING THE TURN SIGNAL/HAZARDRELAY1. Check:• Turn signal/hazard relay input voltageOut of specification → The wiring circuitfrom the main switch to the turn signal/hazard relay coupler is faulty and must berepaired.▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼a. Connect the pocket tester (DC 20 V) to theturn signal/hazard relay terminal as shown.1. Positive battery terminal2. Negative battery terminal3. Positive tester probe4. Negative tester probeResultContinuity(between “3” and “4”)1. Positive battery terminal2. Negative battery terminal3. Positive tester probe4. Negative tester probeResultContinuity(between “3” and “4”)1. Positive battery terminal2. Negative battery terminal3. Positive tester probe4. Negative tester probeResultContinuity(between “3” and “4”)Turn signal/hazard relay inputvoltageDC 12 VPocket tester90890-03112Analog pocket testerYU-03112-C• Positive tester probeBrown “1”• Negative tester probeGroundManuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keysemail: info@motomatrix.co.uk