Page 499 - 2019 SHOP MANUAL CRF1000/A/D

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ANTI-LOCK BRAKE SYSTEM (ABS) (CRF1000A/D)
2. Front Wheel Speed Sensor Line Short Circuit
Inspection
Disconnect the ABS modulator 18P (Black) [1]
connector (page 20-7).
Check for continuity between each terminal of the
wire harness side 2P (Black) connector [1] and
ground. Bu W
CONNECTION: White – Ground
Blue – Ground
Is there continuity?
YES – • Short circuit in the White wire
• Short circuit in the Blue wire
NO – GO TO STEP 3.

3. Front Wheel Speed Sensor Line Open Circuit
Inspection
Short the wire harness side 18P (Black) connector [1]
[1] terminals with a jumper wire [2]. [2]
TOOL: 8
Test probe 07ZAJ-RDJA110

CONNECTION: 8 – 17
Check for continuity at the wire harness side 2P 17 [3]
(Black) connector [3].
CONNECTION: Blue – White
Bu W
Is there continuity?
YES – GO TO STEP 4.
NO – Open circuit in the Blue or White wire
4. Failure Reproduction with a New Speed Sensor
Replace the front wheel speed sensor with a new
one (page 20-20).
Connect the 18P (Black) and 2P (Black) connectors.
Erase the DTC (page 20-6).
Test-ride the motorcycle above 10 km/h (6 mph).
Recheck the DTC (page 20-6).
Is the DTC 1-1, 1-2, 2-1, 4-1 or 4-2 indicated?
YES – Faulty ABS modulator
NO – Faulty original front wheel speed sensor

20-13