Mazda 3 Service Manual: Fuel Gauge Sender Unit Inspection
MZR 2.3 DISI Turbo, SKYACTIV-G 2.0
NOTE:
-
The fuel gauge sender unit is integrated with the fuel pump unit.
1. Disconnect the negative battery cable..
2. Remove the rear seat cushion..
3. Remove the fuel pump unit..
4. Verify that the resistance between terminals A and C of the fuel gauge sender unit based on the height of the float as shown in the figure.
-
If they are not as shown in the figure, replace the fuel pump unit.
|
Float height (mm {in}) |
Resistance (ohms) |
|
165.6 {6.520} |
9.5—12.5 |
|
159.3 {6.272} |
20.0 |
|
130.1 {5.122} |
109.4 |
|
91.3 {3.59} |
194.8—222.2 |
|
52.2 {2.06} |
307.6 |
|
25.7 {1.01} |
400.0 |
|
20.0 {0.787} |
414.5—405.5 |
MZR 2.0, MZR 2.5
NOTE:
-
The fuel gauge sender unit is integrated with the fuel pump unit.
1. Disconnect the negative battery cable..
2. Remove the rear seat cushion..
3. Remove the fuel pump unit..
4. Verify that the resistance between terminals B and D of the fuel gauge sender unit based on the height of the float as shown in the figure.
-
If they are not as shown in the figure, replace the fuel pump unit.
|
Float height (mm {in}) |
Resistance (ohms) |
|
168.5 {6.634} |
18—22 |
|
130.1 {5.122} |
107.2—111.6 |
|
91.3 {3.59} |
206—211 |
|
52.2 {2.06} |
304.6—310.6 |
|
40.6 {1.60} |
333.5—339.5 |
|
12.1 {0.476} |
396.8—403.2 |
Air Bleeding
CAUTION:
If the strainer is removed, impurities may penetrate the power steering system
and damage it. To prevent this, always bleed air with the strainer installed.
Do not ma ...
Fuel Gauge Sender Unit Removal/Installation
MZR 2.0, MZR 2.5
NOTE:
Fuel pump unit cannot be disassembled.
1. Remove the fuel gauge sender unit..
MZR 2.3 DISI Turbo
NOTE:
Fuel pump unit cannot be disassembled.
1. ...
Other materials:
Vacuum Hose Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery and battery tray..
2. Remove the vacuum hose from the vacuum hose clip.
3. Insert a thin flathead screwdriver at the point indicated by the arrow in
the figure, push the ring down and disconnect the vacuum hose from the intake manifold.
4. Move the vacuum hose ...
Theft Deterrent System Clearing Freeze Frame Data
1. Connect the M-MDS (IDS) to the DLC–2.
2. After the vehicle is identified, select the following items from the initialization
screen of the IDS.
Select “Body”.
Select "Burglar Service Functions".
3. Then, select the following item from the screen menu.
...
Adaptive Front Lighting System
(AFS)
The adaptive front lighting system (AFS)
automatically adjusts the headlight beams
to the left or right in conjunction with the
operation of the steering wheel after the
headlights have been turned on.
AFS OFF Indicator Light
When illuminated
This indicator light illuminates briefly
when ...
