Nissan Sentra manuals

Nissan Sentra Service Manual: Ecu diagnosis information

Abs actuator and electric unit (control unit)

Reference Value

VALUES ON THE DIAGNOSIS TOOL

CAUTION:

The display shows the control unit calculation data, so a normal value might be displayed even in the event the output circuit (harness) is open or short-circuited.








Note 1: Confirm tire pressure is normal.


Note 1:

Confirm tire pressure is normal. Note 2

: On and off timing for warning lamps and indicator lamps.

Fail-safe

VDC AND TCS FUNCTIONS

VDC warning lamp in combination meter turns ON when a malfunction occurs in system [ABS actuator and electric unit (control unit)]. The control is suspended for VDC and TCS functions. However, ABS and EBD functions operate normally.

ABS FUNCTION

ABS warning lamp and SLIP indicator lamp in combination meter turn ON when a malfunction occurs in system [ABS actuator and electric unit (control unit)]. The control is suspended for VDC, TCS and ABS functions.

However, EBD functions operate normally.

EBD FUNCTION

ABS warning lamp, brake warning lamp and SLIP indicator lamp in combination meter turn ON when a malfunction occurs in system [ABS actuator and electric unit (control unit)]. The control is suspended for VDC, TCS, ABS and EBD functions.





DTC Inspection Priority Chart


DTC Inspection Priority Chart

When multiple DTCs are displayed simultaneously, check each one using the following priority list.

DTC Index


DTC Index


Wiring diagram


Diagnosis system [abs actuator and electric unit (control unit)]
CONSULT Function (ABS) FUNCTION CONSULT can display each diagnostic item using the following direct diagnostic modes. Direct Diagnostic Mode Description ECU identification T ...

Wiring diagram
Brake control system Wiring Diagram ...

Other materials:

Diagnosis system (combination meter)
Consult function (meter/m&a) Application items Consult can perform the following diagnosis modes via can communication and the combination meter. Self diag result Refer to mwi-26, "dtc index". Data monitor Display item list Note: Some items are not available accor ...

P1551, P1552 Battery current sensor
DTC Logic DTC DETECTION LOGIC DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition Possible cause P1551 BAT CURRENT SENSOR (Battery current sensor) An excessively low voltage from the sensor is sent to ECM. Harness or ...

License plate lamp
Removal and Installation REMOVAL Remove the license lamp finisher. Refer to EXT-44, "Removal and Installation". Disconnect the harness connector (A) from the license plate lamp (1). Release pawl and remove. : Pawl INSTALLATION Installation is in the reverse order of ...

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