Nissan Note [17/22] Inspection 3 motor malfunction

Nissan Note [17/22] Inspection 3 motor malfunction
TROUBLE DIAGNOSIS
STC-17
[EPS]
C
D
E
F
H
I
J
K
L
M
A
B
STC
4. CHECK TORQUE SENSOR POWER SUPPLY
1. Connect the harness connectors of EPS control unit and torque sensor. Turn ignition switch ON.
2. Turn steering to the neutral position (steering force: zero), and
then check voltage EPS control unit harness connector M25.
OK or NG
OK >> GO TO 5.
NG >> EPS control unit malfunction. (Replace EPS control unit)
5. CHECK TORQUE SENSOR SIGNAL
Turn steering to the neutral position (steering force: zero), and then
check voltage EPS control unit harness connector M25.
OK or NG
OK >> EPS control unit malfunction. (Replace EPS control unit)
NG >> Torque sensor malfunction. (Replace steering column
assembly [with motor, reduction gear, sensor])
Inspection 3: Motor Malfunction
BGS00039
1. CHECK EPS CONTROL UNIT CONNECTOR
1. Turn ignition switch OFF, disconnect EPS control unit harness connector, and check terminal for deforma-
tion, disconnection, looseness, etc.
2. Reconnect harness connector securely, and perform self-diagnosis.
Is
EPS MOTOR indicated in self-diagnosis display?
YES >> GO TO 2.
NO >> Connector terminal connection is loose, damaged, open, or shorted. Repair or replace the termi-
nal.
2. CHECK MOTOR RESISTANCE
1. Turn ignition switch OFF, disconnect motor harness connector M 351 from EPS control unit.
2. Check resistance between motor harness connector M351.
OK or NG
OK >> EPS control unit malfunction. (Replace EPS control unit)
NG >> Motor malfunction. (Replace steering column assembly
[with motor, reduction gear, sensor])
Torque sensor power supply
5 7 : Approx. 8 V
SGIA1309E
Torque sensor (sub)
4 7 : Approx. 2.5 V
Torque sensor (main)
6 7 : Approx. 2.5 V
SGIA1310E
19 20 : Approx. 0.1 or less
SGIA1311E

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