Nissan Sentra B18 (2020-2025) Service Manual: Drive Belt
Exploded View
Exploded View
|
1. |
Generator |
2. |
Drive belt auto tensioner |
3. |
Crankshaft pulley |
|
4. |
A/C compressor |
5. |
Water pump |
A. |
View A |
|
B. |
Minimum belt length indicator |
C. |
Maximum belt length indicator |
D. |
Indicator mark |
Removal and Installation
Removal and Installation
REMOVAL
Remove wheel and tire (RH). Refer to Removal and Installation.
Partially remove fender protector. Refer to Exploded View.
Securely hold hexagonal part of the drive belt auto tensioner with a suitable tool and rotate it clockwise.
CAUTION:
Avoid placing hands in a location where pinching may occur if suitable tool accidentally comes off.
Insert a
suitable tool approximately 6 mm (0.24 in) in diameter into the
hole of the retaining boss to secure drive belt auto
tensioner. Note:
Keep drive belt auto tensioner arm locked after drive belt is removed.
Remove drive belt.
INSTALLATION
Install drive belt onto all pulleys.
CAUTION:
-
Avoid placing hands in location where pinching may occur if suitable tool accidentally comes off.
-
Check that drive belt path is correct.
-
Check the drive belt is securely inside the groove on each pulley.
-
Check for engine oil, engine coolant and other oil or grease on the drive belt and surrounding locations.
Release drive belt auto tensioner and apply tension to drive belt.
Turn crankshaft pulley several times clockwise to equalize tension between each pulley.
Installation of the remaining components is in the reverse order of removal.
Inspection
Inspection
|
1. |
Generator |
2. |
Drive belt auto tensioner |
3. |
Crankshaft pulley |
|
4. |
A/C compressor |
5. |
Water pump |
A. |
View A |
|
B. |
Minimum belt length indicator |
C. |
Maximum belt length indicator |
D. |
Indicator mark |
Warning:
Be sure to perform the these steps when engine is stopped.
Check that
the indicator mark (D) on fixed side of drive belt auto tensioner
is within minimum belt length indicator (B) and maximum belt length
indicator (C) range. Note:
-
Check the drive belt auto tensioners indication when the engine is cold.
-
When new drive belt is installed, the indicator mark on fixed side should be within minimum belt length indicator (B) and maximum belt length indicator (C) range.
Visually check entire drive belt for wear, damage or cracks.
If the indicator mark on the fixed side is out of the possible use range or drive belt are damaged, replace drive belt.
Other materials:
Intelligent Key
Consult Function (bcm - Intelligent Key)
CONSULT Function
(BCM - INTELLIGENT KEY)
DATA MONITOR
Note:
The following table includes information (items)
inapplicable to this Nissan Sentra vehicle. For information (items) applicable to
this vehicle, refer to CONSULT display items.
...
System
System Description
System Description
DESCRIPTION
ADAS* control unit 2 controls the following
systems, based on CAN communication signal from each control unit.
Note:
*: Advanced Driver Assistance Systems
I-FCW
...
U0101 Can Comm Circuit
Dtc Description
DTC Description
CAN (Controller Area Network) is a serial communication line for
real time application. It is an on-Nissan Sentra vehicle multiplex communication line with
high data communication speed and excellent error detection ability. Many
electronic control un ...