Mazda CX-5 Service & Repair Manual: Crankshaft Pulley
Purpose, Function
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The crankshaft pulley transmits the drive force to the auxiliary parts via the drive belt.
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The crankshaft pulley suppresses torsional vibration of the crankshaft.
Construction
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The crankshaft pulley is installed to the front of the crankshaft.
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The crankshaft pulley has a torsional damper for suppressing torsional vibration of the crankshaft.
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The crankshaft pulley has key groove to match the timing to the crankshaft.
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The crankshaft pulley has a timing mark indicating the piston position.
Drive Belt Auto Tensioner Inspection
WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it
is cool before servicing.
CAUTION:
If the rubber part of the drive belt auto tensioner is d ...
Other materials:
Engine Coolant Temperature (ECT) Sensor
Purpose/Function
Detects the ECT as basic information for mainly determining the fuel injection
amount.
Detects the ECT and inputs it to the PCM as an ECT signal.
The ECT sensor No.2 is only used for OBD.
Construction
ECT sensor No.1
Installed to the water out ...
Rear Console Disassembly/Assembly
1. Disassemble in the order indicated in the table.
1
Screw A
2
Rear console bracket
3
Screw B
4
Side panel
5
Rear console box
6
U ...
Heated Oxygen Sensor (HO2 S) Heater Control
Outline
Based on the control of the HO2S heater, a stabilized oxygen concentration
is detected even at low exhaust temperatures, and feedback control of fuel injection
even at cold engine start is made possible for improved cold temperature exhaust
emission performance.
Both ...
