Mazda 3 Service Manual: Boost Air Temperature Sensor Inspection [Mzr 2.3 Disi Turbo]
Resistance Inspection
NOTE:
-
Because the boost air temperature sensor is integrated in the MAP sensor, replacing the boost air temperature sensor includes replacement of the MAP sensor/boost air temperature sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the dipstick pipe..
4. Disconnect the MAP sensor/boost air temperature sensor connector.
5. Remove the MAP sensor/boost air temperature sensor..
6. Measure the resistance between MAP sensor/boost air temperature sensor terminals A and B.
-
If not as specified, replace the MAP sensor/boost air temperature sensor..
|
Boost air temperature (°C {°F}) |
Resistance (kilohms) |
|
20 {68} |
2.31—2.72 |
|
60 {140} |
0.58—0.65 |
Input/Turbine Speed Sensor Inspection [FS5 A EL]
CAUTION:
Water or foreign objects entering the connector can cause a poor connection
or corrosion. Be sure not to drop water or foreign objects on the connector
when disconnecting it.
...
Other materials:
Front Lower Arm Inspection
1. Remove the front lower arm from the vehicle..
2. Inspect the arm for bending or damage, and the ball joint for excessive looseness.
If there is any malfunction, replace the front lower arm.
3. Rotate the ball joint stud 5 times. Install the SST to the ball
joint stud, measure t ...
Recommendations for Shifting (for
Vehicles without Gear Shift
Indication)
Upshifting
For normal acceleration, Mazda
recommends these shift points:
(U.S.A. and Canada)
For cruising, Mazda recommends these
shift points:
(U.S.A. and Canada)
Downshifting
When you must slow down in heavy traffic
or on a steep upgrade , downshift before
the engine starts to ov ...
Starter Inspection [Mzr 2.0, Mzr 2.5]
On-vehicle Inspection
1. Verify that the battery is fully charged.
2. The starter is normal if it rotates smoothly and without any noise when the
engine is cranked.
If the starter does not operate, inspect the following:
Remove the starter, and inspect the starter unit.
...
