ECU NISSAN NOTE 2016 Service Repair Manual

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)BRC-41
< ECU DIAGNOSIS INFORMATION > [VDC/TCS/ABS]
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C1120 When a malfunction is detec ted in front LH ABS IN valve.
The following functions are sus-
pended:
•VDC
•TCS
• ABS
• EBD
C1121 When a malfunction is detected in front LH ABS OUT valve.
C1122 When a malfunction is detected in front RH ABS IN valve.
C1123 When a malfunction is det
ected in front RH ABS OUT valve.
C1124 When a malfunction is detected in rear LH ABS IN valve.
C1125 When a malfunction is detected in rear LH ABS OUT valve.
C1126 When a malfunction is det ected in rear RH ABS IN valve.
C1127 When a malfunction is detected in rear RH ABS OUT valve.
C1130 When a malfunction is detected in ECM system. The following functions are sus-
pended:
•VDC
•TCS
C1140 When a malfunction is detected in actuator relay. The following functions are sus-
pended:
•VDC
•TCS
• ABS
• EBD
C1142 When a malfunction is detected in VDC pressure sensor.
The following functions are sus-
pended:
•VDC
•TCS
C1143 When a malfunction is detected in steering angle sensor.
C1144 When neutral position adjustment of steering angle sensor is not complete.
C1145
When a malfunction is detected in yaw rate signal, or signal line of yaw rate/side/
decel G sensor is open or shorted.
C1146 When a malfunction is detected in side G signal, or signal line of yaw rate/side/decel
G sensor is open or shorted.
C1153 When ABS actuator and electric
unit (control unit) is malfunctioning. (Pressure in-
crease is too much or too little.) The following functions are sus-
pended:
•VDC
•TCS
• ABS
C1154 Transmission
range switch signal or communica tion line between the ABS actuator
and electric unit (control unit) and TCM is open or shorted. The following functions are sus-
pended:
•VDC
•TCS
• ABS
C1155 When brake fluid level low signal is detected. The following functions are sus-
pended:
•VDC
•TCS
C1164 When a malfunction is detected in cut valve 1. The following functions are sus-
pended:
•VDC
•TCS
• ABS
• EBD
C1165 When a malfunction is detected in cut valve 2.
C1166 When a malfunction is detected in suction valve 1.
C1167 When a malfunction is detected in suction valve 2.
C1170 When the informatio
n in ABS actuator and electric unit (control unit) is not the same.The following functions are sus-
pended:
•VDC
•TCS
• ABS
DTC
Malfunction detected condition Fail-safe condition
Revision: August 2015 2016 Versa Note

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BRC-42
< ECU DIAGNOSIS INFORMATION >[VDC/TCS/ABS]
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)
DTC Inspection Priority Chart
INFOID:0000000012430845
When multiple DTCs are displayed simultaneously, check each one using the following priority list.
U1000 When CAN communication signal is not continuously transmitted or received for 2
seconds or more.
The following functions are sus-
pended:
•VDC
•TCS
U1002
When ABS actuator and electric unit (control unit) is not transmitting or receiving
CAN communication signal for 2 seconds or less.
U1010 When detecting error during the initial diagnosis of CAN controller of ABS actuator
and electric unit (control unit)
DTC
Malfunction detected condition Fail-safe condition
PriorityDetected item (DTC)
1 • U1000 CAN COMM CIRCUIT
• U1002 SYSTEM COMM(CAN)
• U1010 CAN CONTROLLER CIRCUIT
2 • C1110 CONTROLLER FAILURE
• C1153 EMERGENCY BRAKE
• C1170 VARIANT CODING
3 • C1130 ENGINE SIGNAL 1
• C1144 ST ANG SEN SIGNAL
4 • C1109 BATTERY VOLTAGE [ABNORMAL]
• C 1111 P U M P M O T O R
•C1140 ACTUATOR RLY
5 • C1101 RR RH SENSOR-1
• C1102 RR LH SENSOR-1
• C1103 FR RH SENSOR-1
• C1104 FR LH SENSOR-1
• C1105 RR RH SENSOR-2
• C1106 RR LH SENSOR-2
• C1107 FR RH SENSOR-2
• C1108 FR LH SENSOR-2
• C1115 ABS SENSOR [ABNORMAL SIGNAL]
• C1116 STOP LAMP SW
• C1120 FR LH IN ABS SOL
• C1121 FR LH OUT ABS SOL
• C1122 FR RH IN ABS SOL
• C1123 FR RH OUT ABS SOL
• C1124 RR LH IN ABS SOL
• C1125 RR LH OUT ABS SOL
• C1126 RR RH IN ABS SOL
• C1127 RR RH OUT ABS SOL
• C1142 PRESS SEN CIRCUIT
• C1143 ST ANG SEN CIRCUIT
• C1145 YAW RATE SENSOR
• C1146 SIDE G-SEN CIRCUIT
• C1154 PNP POSI SIG
•C1164 CV1
•C1165 CV2
•C1166 SV1
•C1167 SV2
6 • C1155 BR FLUID LEVEL LOW
Revision: August 2015 2016 Versa Note

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ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)BRC-43
< ECU DIAGNOSIS INFORMATION > [VDC/TCS/ABS]
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DTC IndexINFOID:0000000012430846
DTC Items (CONSULT screen terms) Reference
C1101 RR RH SENSOR-1
BRC-58, "
DTC Description"C1102RR LH SENSOR-1
C1103 FR RH SENSOR-1
C1104 FR LH SENSOR-1
C1105 RR RH SENSOR-2
BRC-63, "
DTC Description"C1106RR LH SENSOR-2
C1107 FR RH SENSOR-2
C1108 FR LH SENSOR-2
C1109 BATTERY VOLTAGE [ABNORMAL] BRC-70, "
DTC Description"
C1110CONTROLLER FAILURE BRC-72, "DTC Description"
C 1111P U M P M O T O R BRC-74, "DTC Description"
C1115ABS SENSOR [ABNORMAL SIGNAL] BRC-77, "DTC Description"
C1116STOP LAMP SW BRC-84, "DTC Description"
C1120FR LH IN ABS SOL BRC-88, "DTC Description"
C1121FR LH OUT ABS SOL BRC-90, "DTC Description"
C1122FR RH IN ABS SOL BRC-88, "DTC Description"
C1123FR RH OUT ABS SOL BRC-90, "DTC Description"
C1124RR LH IN ABS SOL BRC-88, "DTC Description"
C1125RR LH OUT ABS SOL BRC-90, "DTC Description"
C1126RR RH IN ABS SOL BRC-88, "DTC Description"
C1127RR RH OUT ABS SOL BRC-90, "DTC Description"
C1130ENGINE SIGNAL 1 BRC-92, "DTC Description"
C1140ACTUATOR RLY BRC-94, "DTC Description"
C1142PRESS SEN CIRCUIT BRC-96, "DTC Description"
C1143ST ANG SEN CIRCUIT BRC-99, "DTC Description"
C1144ST ANG SEN SIGNAL BRC-103, "DTC Description"
C1145YAW RATE SENSOR
BRC-105, "DTC Description"C1146SIDE G-SEN CIRCUIT
C1153 EMERGENCY BRAKE BRC-72, "
DTC Description"
C1154PNP POSI SIG BRC-106, "DTC Description"
C1155BR FLUID LEVEL LOW BRC-108, "DTC Description"
C1164CV 1
BRC-112, "DTC Description"C1165CV 2
C1166 SV 1
BRC-114, "
DTC Description"C1167SV 2
C1170 VARIANT CODING BRC-116, "
DTC Description"
U1000CAN COMM CIRCUIT BRC-117, "DTC Description"
U1002SYSTEM COMM (CAN) BRC-118, "DTC Description"
U1010CONTROL UNIT (CAN) BRC-120, "DTC Description"
Revision: August 2015 2016 Versa Note

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C1101, C1102, C1103, C1104 WHEEL SENSOR
BRC-59
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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YES-2 >> “C1101”, “C1102”, “C1103” or “C1104” is disp layed as “PAST”: Inspection End (Erase “Self Diag-
nostic Result” of “ABS”).
NO-1 >> To check malfunction symptom before repair: Refer to GI-42, "
Intermittent Incident".
NO-2 >> Confirmation after repair: Inspection End.
Diagnosis ProcedureINFOID:0000000012430855
CAUTION:
Never check between wheel sensor harness connector terminals.
1.CHECK WHEEL SENSOR
1. Turn the ignition switch OFF.
2. Check the wheel sensor for damage.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.REPLACE WHEEL SENSOR (1)
With CONSULT
1. Replace the wheel sensor.
- Front: Refer to BRC-140, "
FRONT WHEEL SENSOR : Removal and Installation".
- Rear: Refer to BRC-141, "
REAR WHEEL SENSOR : Removal and Installation".
2. Erase “Self Diagnostic Result” of “ABS”.
3. Turn the ignition switch OFF → ON → OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF or ON.
4. Start the engine.
5. Drive the vehicle at approx. 50 km/h ( 31 MPH) or more for approx. 2 minutes.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
6. Stop the vehicle.
7. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
8. Start the engine. NOTE:
Wait at least 10 seconds after starting the engine.
9. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1101”, “C1102”, “C1103” or “C1104” detected?
YES >> GO TO 3.
NO >> Inspection End.
3.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
3. Check the wheel sensor harness c onnector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 4.
4.PERFORM SELF-DIAGNOSIS (1)
With CONSULT
1. Erase “Self Diagnostic Result” of “ABS”.
2. Turn the ignition switch OFF → ON → OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF or ON.
3. Start the engine.
4. Drive the vehicle at approx. 50 km/h ( 31 MPH) or more for approx. 2 minutes.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
Revision: August 2015 2016 Versa Note

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BRC-66
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1105, C1106, C1107, C1108 WHEEL SENSOR
- Rear: Refer to
BRC-141, "REAR WHEEL SENSOR : Removal and Installation".
2. Connect ABS actuator and electric unit (control unit) harness connector.
3. Erase “Self Diagnostic Result” of “ABS”.
4. Turn the ignition switch OFF → ON → OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF or ON.
5. Start the engine.
6. Select “DATA MONITOR” of “ABS”, check “FR LH SENSOR”, “FR RH SENSOR”, “RR LH SENSOR” and
“RR RH SENSOR”.
NOTE:
Set the “DATA MONITOR” recording speed to “10 msec”.
7. Read the values (wheel speed) of both the norma l wheel sensors and malfunctioning wheel sensor.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
Note the difference at 50 km/h (31 MPH) between the wheel speed detected by the malfunctioning wheel sen-
sor and the maximum/minimum wheel speed detected by t he normal wheel sensors, is the difference within
5%, respectively?
YES >> GO TO 10.
NO >> GO TO 20.
10.PERFORM SELF-DIAGNOSIS (2)
With CONSULT
1. Stop the vehicle.
2. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
3. Start the engine.
NOTE:
Wait at least 10 seconds after start the engine.
4. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1105”, “C1106”, “C1107” or “C1108” detected?
YES >> GO TO 11.
NO >> Inspection End.
11 .CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
3. Check the wheel sensor harness connector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 14.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 12.
12.CHECK DATA MONITOR (2)
With CONSULT
1. Erase “Self Diagnostic Result” of “ABS”.
2. Turn the ignition switch OFF → ON → OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF or ON.
3. Start the engine.
4. Select “DATA MONITOR” of “ABS”, check “FR LH SENSOR”, “FR RH SENSOR”, “RR LH SENSOR” and
“RR RH SENSOR”.
NOTE:
Set the “DATA MONITOR” recording speed to “10 msec”.
5. Read the values (wheel speed) of both the norma l wheel sensors and malfunctioning wheel sensor.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
Note the difference at 50 km/h (31 MPH) between the wheel speed detected by the malfunctioning wheel sen-
sor and the maximum/minimum wheel speed detected by t he normal wheel sensors, is the difference within
5%, respectively?
Revision: August 2015 2016 Versa Note

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C1109 POWER AND GROUND SYSTEMBRC-71
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 2.
2.PERFORM SELF-DIAGNOSIS
1. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine.
NOTE:
Wait at least 10 seconds after starting the engine.
3. Drive the vehicle at 20 km/h (12 MPH) or more for approx. 2 minutes.
4. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1109” detected?
YES >> GO TO 3.
NO >> Inspection End.
3.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIR-
CUIT
Check the ABS actuator and electr ic unit (control unit) power supply and ground circuits. Refer to BRC-121,
"Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair / replace harness, connector, fuse, or fusible link.
4.CHECK TERMINAL
1. Check the ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with harness connector.
2. Check the IPDM E/R pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-144, "Removal and Instal-
lation".
NO >> Repair / replace harness, connector, or terminal.
Revision: August 2015 2016 Versa Note

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BRC-74
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1111 ABS MOTOR, MOTOR RELAY SYSTEM
C1111 ABS MOTOR, MOTOR RELAY SYSTEM
DTC DescriptionINFOID:0000000012430862
DTC DETECTION LOGIC
POSSIBLE CAUSE
NOTE:
Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear
the DTC. Do not replace the
ABS actuator and electric unit (control unit) for a PAST DTC.
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
With CONSULT
1. Turn the ignition switch OFF → ON, and wait 30 seconds.
2. Drive the vehicle at approx. 50 km/h (31 MPH) or more for approx. 2 minutes.
3. Stop the vehicle.
4. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
5. Start the engine. NOTE:
Wait at least 10 seconds after start the engine.
6. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1111” detected?
Y E S - 1 > > “ C 1111 ” i s d i s p l a y e d a s “ CRNT”: Proceed to BRC-74, "Diagnosis Procedure".
Y E S - 2 > > “ C 1111 ” i s d i s p l a y e d a s “ PA S T ” : I n s p e c t i o n E n d ( E r a s e “ S e l f D i agnostic Result” of “ABS”).
NO-1 >> To check malfunction symptom before repair: Refer to GI-42, "
Intermittent Incident".
NO-2 >> Confirmation after repair: Inspection End.
Diagnosis ProcedureINFOID:0000000012430863
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 2.
DTC Display Item
(Trouble diagnosis content) Malfunction detected condition
C 1111 PUMP MOTOR
(Pump motor and motor relay) When a malfunction is detected in motor or motor relay.
PAST DTC
CRNT DTC
• Harness or connector
• ABS actuator and electric unit (control unit) power supply sys-
tem
•Fuse
• Fusible link
•Battery • Harness or connector
• ABS actuator and electric unit (control unit)
• ABS actuator and electric unit
(control unit) power supply sys-
tem
•Fuse
• Fusible link
•Battery
Revision: August 2015 2016 Versa Note

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BRC-80
< DTC/CIRCUIT DIAGNOSIS >[VDC/TCS/ABS]
C1115 WHEEL SENSOR
Is DTC “C1115” detected?
YES >> GO TO 10.
NO >> Inspection End.
10.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
3. Check the wheel sensor harness connector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 12.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 11.
11 .CHECK DATA MONITOR (2)
With CONSULT
1. Erase “Self Diagnostic Result” of “ABS”
2. Turn the ignition switch OFF → ON → OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF or ON.
3. Start the engine.
4. Select “DATA MONITOR” of “ABS”, check “FR LH SENSOR”, “FR RH SENSOR”, “RR LH SENSOR” and
“RR RH SENSOR”.
NOTE:
Set the “DATA MONITOR” recording speed to “10 msec”.
5. Read the values (wheel speed) of both the norma l wheel sensors and malfunctioning wheel sensor.
NOTE:
Vehicle must be driven after repair or replacement to erase the previous DTCs.
Note the difference at 50 km/h (31 MPH) between the wheel speed detected by the malfunctioning wheel sen-
sor and the maximum/minimum wheel speed detected by t he normal wheel sensors, is the difference within
5%, respectively?
YES >> GO TO 12.
NO >> GO TO 13.
12.PERFORM SELF-DIAGNOSIS (3)
With CONSULT
1. Stop the vehicle.
2. Turn the ignition switch OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
3. Start the engine.
NOTE:
Wait at least 10 seconds after starting the engine.
4. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1115” detected?
YES >> GO TO 13.
NO >> Inspection End.
13.CHECK TERMINAL
1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) harness connector and then check the ABS actu-
ator and electric unit (control unit) pin terminal s for damage or loose connection with harness connector.
3. Disconnect wheel sensor harness connector and check each wheel sensor pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES >> GO TO 16.
NO >> Repair / replace harness, connector, or terminal, and GO TO 14.
14.CHECK DATA MONITOR (3)
With CONSULT
1. Connect ABS actuator and electric unit (control unit) harness connector.
Revision: August 2015 2016 Versa Note

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C1120, C1122, C1124, C1126 ABS IN VALVE SYSTEM
BRC-89
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 2.
2.PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn the ignition switch OFF.
NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine.
NOTE:
Wait at least 10 seconds after starting the engine.
3. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1120”, “C1122”, “C1124” or “C1126” detected?
YES >> GO TO 3.
NO >> Inspection End.
3.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIR-
CUIT
Check the ABS actuator and electr ic unit (control unit) power supply and ground circuits. Refer to BRC-121,
"Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair / replace harness, connector, fuse, or fusible link.
4.CHECK TERMINAL
Check the ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with har-
ness connector.
Is the inspection result normal?
YES >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-144, "Removal and Instal-
lation".
NO >> Repair / replace harness, connector, or terminal.
Revision: August 2015 2016 Versa Note

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C1121, C1123, C1125, C1127 ABS OUT VALVE SYSTEM
BRC-91
< DTC/CIRCUIT DIAGNOSIS > [VDC/TCS/ABS]
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1. Turn the ignition switch OFF.
2. Check the ABS actuator and electric unit (contro l unit) harness connector for disconnection or looseness.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair / replace harness or connector, securely lock the connector, and GO TO 2.
2.PERFORM SELF-DIAGNOSIS
1. Turn the ignition switch OFF. NOTE:
Wait at least 10 seconds after turning ignition switch OFF.
2. Start the engine. NOTE:
Wait at least 10 seconds after starting the engine.
3. Perform “Self Diagnostic Result” of “ABS”.
Is DTC
“C1121”, “C1123”, “C1125” or “C1127” detected?
YES >> GO TO 3.
NO >> Inspection End.
3.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIR-
CUIT
Check the ABS actuator and electr ic unit (control unit) power supply and ground circuits. Refer to BRC-121,
"Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair / replace harness, connector, fuse, or fusible link.
4.CHECK TERMINAL
Check the ABS actuator and electric unit (control unit) pin terminals for damage or loose connection with har-
ness connector.
Is the inspection result normal?
YES >> Replace the ABS actuator and electric unit (control unit). Refer to BRC-144, "Removal and Instal-
lation".
NO >> Repair / replace harness, connector, or terminal.
Revision: August 2015 2016 Versa Note

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