Fuel gauge sender unit (main)
NOTE:
For the fuel gauge sender unit removal/installation, refer to the fuel pump removal/installation because the fuel gauge sender unit is integrated with the fuel pump..
1. Verify that the resistance at fuel gauge sender unit (main) terminals D and C is as indicated in the table according to the height of the float.


If not as indicated in the table, replace the fuel gauge sender unit (main).
Fuel gauge sender unit (sub)
1. Remove the fuel gauge sender unit (sub)..
2. Verify that the resistance at fuel gauge sender unit (sub) terminals B and A is as indicated in the table according to the height of the float.


If not as indicated in the table, replace the fuel gauge sender unit (sub).
Fuel Gauge Sender Unit Inspection [2 Wd]
Fuel Gauge Sender Unit Removal/Installation [2 Wd]Break-In Period
No special break-in is necessary, but a few precautions in the first 1,000 km
(600 miles) may add to the performance, economy, and life of your Mazda.
• Do not race the engine.
• Do not maintain one constant speed,
either slow or fast, for a long period of time.
• Do not drive constantl ...
Positive Crankcase Ventilation (PCV) System
Purpose, Outline
Prevents release of blow-by gas (unburnt gas) into the atmosphere.
The intake manifold vacuum introduces blow-by gas to the intake manifold
via the PCV valve and the ventilation hose.
System Diagram
Structure
The positive crankcase ventilation sys ...
Sirius Satellite Radio Unit Removal/Installation
CAUTION:
The audio unit communicates with the SIRIUS satellite radio unit and records
the presence/non-presence of the SIRIUS satellite radio unit when the ignition
is switched to ACC or ON (engine off or on) after connecting the negative battery
cable.
If the commander ...