Nissan Sentra B18 (2020-2025) Service Manual: Precaution. Precautions
Precautions
Precautions for Trouble Diagnosis
CAUTION:
Follow the instructions listed below. Failure to do this may cause damage to parts:
-
Never apply 7.0 V or more to the measurement terminal.
-
Use a tester with open terminal voltage of 7.0 V or less.
-
Turn the ignition switch OFF and disconnect the battery cable from the negative terminal when checking the harness.
Precautions for Harness Repair
-
Solder the repaired area and wrap tape around the soldered area.
Note: 
A fray of twisted lines must be within 110 mm (4.33 in).
-
Bypass connection is never allowed at the repaired area.
Note:
Bypass connection may cause CAN communication error. The spliced wire becomes separated and the characteristics of twisted line are lost.
-
Replace the applicable harness as an assembly if error is detected on the shield lines of CAN communication line.
Other materials:
System Description. Description
Description
Engine Cooling System
Engine Cooling System
The radiator adopts a side flow aluminum radiator
core.
A drive belt is adopted for water pump
operation.
A shallow bottom is adopted for the cylinder
block water jacket ...
Trouble Diagnosis - Specification Value
Diagnosis Description
Diagnosis Description
ECM input/output valve when the engine control
system operates normally.
Note:
The SP value is indicated when “DISPLAY
TYPE” is “Line Graph”.
When the indicated value of “DATA
MONITOR” mode is within the SP value, the en ...
Brake piping
FRONT
FRONT : Exploded View
Brake tube
ABS actuator and electric unit (control
unit)
Connector
Connector bracket
Master cylinder assembly
Brake booster
Lock plate
Brake hose
Copper sealing washer
To front brake hose
To rear brake pipe
Front
FRONT : Hydraulic P ...