Page 534 - 2019 SHOP MANUAL CRF1000/A/D

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LIGHTS/METERS/SWITCHES
TXD LINE INSPECTION

• Check the following items before starting the
inspection:
– Check for loose or poor contact on the
combination meter 32P (Gray) connector and
ECM/PCM 33P connectors, then recheck the
DTC.
Turn the ignition switch ON with the engine stop switch
" " and check the combination meter.
If the engine stop The TXD line is abnormal if the combination meter
switch is in " ", the shows the following:
MIL will stay on – MIL, engine oil pressure, engine coolant
even when the temperature, and torque control indicator stay on
system is normal.
– HISS, torque control OFF, S/D/G indicator do not
come on
– Current/average fuel mileage displays "– –.–" (when
running the engine)
– Remaining fuel displays " –.–"
– Available driving distance displays " – –"
– Shift indicator "–" is blinking
– Torque control level and engine coolant temperature
gauge displays blinking
If the TXD line is abnormal, check the following:
1. TXD Line Open circuit inspection
Turn the ignition switch OFF.
Disconnect the ECM/PCM 33P (Black) connector [1] [1]
(page 4-39).
Disconnect the combination meter 32P (Gray)
connector [2] (page 22-12).
Check for continuity between the wire harness side
33P (Black) and 32P (Gray) connectors. B16
Connection: B16 – Black
[2]
TOOL:
Test probe 07ZAJ-RDJA110 Bl

Is there continuity?
YES – GO TO STEP 2.
NO – Open circuit in the Black wire
2. TXD Line Short circuit inspection
Check for continuity between the wire harness side
32P (Gray) connector [1] and ground. [1]
Connection: Black – Ground
Is there continuity?
YES – Short circuit in the Black wire Bl
NO – GO TO STEP 3.

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