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:
Cup Holder
WARNING
Never use a cup holder to hold hot
liquids while the vehicle is moving:
Using a cup holder to hold hot
liquids while the vehicle is moving is
dangerous. If the contents spill, you
could be scalded.
Do not put anything other than cups or
drink cans in cup hold ...
Battery Recharging [Mzr 2.3 Disi Turbo]
Using GR8-1291:
(See GR8-1291 INSTANT TRAINING MODULE (VIDEO) .)
WARNING:
Keep all flames away from the battery, otherwise evaporated gas from the
battery fluid may catch fire and cause serious injury.
1. Remove the battery filler caps and check the water level. If necessary, add ...
Fuse Replacement
Replacing the fuses on the vehicle's left side
If the electrical system does not work, first
inspect the fuses on the vehicle's left side.
Make sure the ignition is switched off,
and other switches are off.
Open the fuse panel cover.
Pull the fuse straight out with the
fuse pul ...
