Nissan Rogue (T33) 2021-Present Service Manual: C1056-16 Battery Power Supply
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |||
|---|---|---|---|---|---|
| C1056 | 16 |
Battery power supply (Battery power supply) |
Diagnosis condition | When ignition switch ON. | |
| Signal (terminal) | Ignition power supply | ||||
| Threshold | When ignition power supply voltage is 10 V or less. | ||||
| Diagnosis delay time | 1 second or less | ||||
POSSIBLE CAUSE
NOTE:
Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear DTC. Do not replace the ABS actuator and electric unit (control unit) for a PAST DTC.
| PAST DTC | CRNT DTC |
|---|---|
|
|
FAIL-SAFE
The following functions are suspended.
-
VDC function
-
TCS function
-
ABS function
-
EBD function
-
Brake limited slip differential (BLSD) function
-
Brake assist function
-
Brake force distribution function
-
hill start assist function
-
Electric parking brake function
DTC CONFIRMATION PROCEDURE
PRECONDITIONING
If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always ignition switch OFF (Auto ACC function OFF) before conducting the next test.
>>
GO TO 2.
CHECK DTC DETECTION
CONSULT
-
Ignition switch OFF (Auto ACC function OFF).
-
Start the engine.
NOTE:
Wait at least 10 seconds after start the engine.
-
Perform self-diagnosis for “ABS”.
Is DTC “C1056-16” detected?
YES-1>>“CRNT” is displayed: Refer to Diagnosis Procedure.
YES-2>>“PAST” is displayed: Check the 12V battery (Erase the memory of self-diagnosis results.)
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: Inspection End
Diagnosis Procedure
CHECK 12V BATTERY
Check the 12V battery. Refer to Work Flow.
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace error-detected parts.
CHECK CONNECTOR
-
Disconnect 12V battery negative terminal.
-
Check the ABS actuator and electric unit (control 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.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND CIRCUIT
Check the ABS actuator and electric unit (control unit) power supply and ground circuit. Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair / replace harness, connector, terminal, fuse, or fusible link.
CHECK ENGINE SYSTEM
CONSULT
Perform self-diagnosis for “ENGINE”.
Is DTC detected?
YES>>Check the DTC.
-
Refer to DTC Index.
GO TO 5.
PERFORM SELF-DIAGNOSIS
CONSULT
-
Connect 12V battery negative terminal.
-
Start the engine.
NOTE:
Wait at least 10 seconds after start the engine.
-
Perform self-diagnosis for “ABS”.
Is DTC “C1056-16” detected?
YES-1>>“CRNT” is displayed: Replace the ABS actuator and electric unit (control unit). Refer to Removal and Installation.
YES-2>>“PAST” is displayed: Check the 12V battery. Refer to Work Flow.
NO>>Inspection End
Other materials:
Preparation
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CONSULT screen items
(Trouble diagnosis content) DTC Detection Condition
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Press the power socket fixing pawls from the back of the switch panel to remove the power socket.
: Pawl
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