Mazda 3 Service Manual: Throttle Position (TP) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Voltage Inspection
CAUTION:
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The inspection cannot be performed with this method correctly if there is a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs related to the APP sensor or throttle valve actuator are stored before the inspection.
NOTE:
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The TP sensor cannot be removed as a single unit. When replacing the TP sensor, replace it together with the throttle body as a single unit.
1. Connect the M-MDS to the DLC–2.
2. Switch the ignition to ON.
3. Verify that the TP sensor output voltage (PID: TP1, TP2) varies according to the accelerator opening angle when the accelerator opening angle is gradually increased..
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If verified, go to the next step.
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If not as verified, replace the throttle body..
4. Verify that the TP sensor output voltage (PID: TP1, TP2) is within the specification when the accelerator pedal is depressed and not depressed..
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If not as specified, replace the throttle body..
Throttle Body Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the throttle body connector.
4. Measure the resistance between throttle body termina ...
Variable Tumble Shutter Valve Switch Inspection [Mzr 2.0, Mzr 2.5]
Voltage Inspection
NOTE:
The variable tumble shutter valve switch cannot be removed as a single unit.
When replacing the variable tumble shutter valve switch, replace it together
with t ...
Other materials:
Cargo Compartment Light Inspection
1. Disconnect the negative battery cable..
2. Remove the cargo compartment light..
3. Verify that the continuity between the cargo compartment light terminals is
as indicated in the table.
If not as indicated in the table, inspect the bulb. If there is no malfunction,
replace th ...
Headlight Auto Leveling System Initialization
CAUTION:
If the headlight auto leveling initial setting is not stored correctly, the
headlight auto leveling system may not operate normally. To store the initial
setting correctly, perform the initial setting with the vehicle under the following
conditions:
No occupant ...
Shift-Lock Override
If the selector lever will not move from P
using the proper shift procedure, continue
to hold down the brake pedal.
Remove the shift-lock override cover
using a cloth-wrapped flat head
screwdriver.
Insert a screwdriver and push it down.
Press and hold the lock-release button.
...
