Mazda CX-5 Service & Repair Manual: Heated Oxygen Sensor (HO2 S) Removal/Installation
WARNING:
-
A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system.
CAUTION:
-
Do not allow flammable objects such as the taping for bundling wiring harness to come into contact with the exhaust manifold and silencer.
NOTE:
-
If penetrant lubricating spray penetrates the airflow hole of the HO2S, it could cause interference with the HO2S function.
-
When removing the HO2S, wrap a rag around the lower position so that penetrant lubricating spray does not get sprayed into the airflow hole.
1. Disconnect the negative battery cable..
2. Lift up the vehicle.
3. Remove the floor under cover. (vehicles with floor under cover).
4. Remove the insulator and brace bar. (2WD).
5. Disconnect the HO2S connector.
6. Remove the clip A from the bracket.
7. Remove the clip B.
8. Remove the HO2S using the SST
.
9. Install in the reverse order of removal.
Heated Oxygen Sensor (HO2 S) Inspection
HO2S Inspection
1. Connect the M-MDS to the DLC?2.
2. Switch the ignition ON (engine on).
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
...
Heated Oxygen Sensor (HO2 S)
Purpose/Function
Detects the oxygen concentration (theoretical air/fuel ratio) in the exhaust
gas as basic information for mainly determining the fuel injection amount and
as information ...
Other materials:
Transmission/Transaxle Features
Clutch and Manual Transaxle [C66M-R]
A newly developed, C6-type manual transaxle (SKYACTIV-MT) with 6 forward
gears and 1 reverse gear has been adopted.
Automatic Transaxle [FW6A-EL, FW6AX-EL]
A newly developed, FW6A(X)-EL-type electronically controlled automatic transaxle
...
Manual Type
Control Switches
Temperature control dial
This dial controls temperature. Turn it clockwise for hot and counterclockwise
for cold.
NOTE
When the mode is set to or with the fan control dial in a position other than
0 and the temperature control dial in the maximum cold position, the air int ...
Towing
Towing Description
Proper lifting and towing are necessary to prevent damage to the vehicle.
Government and local laws must be followed.
A towed vehicle usually should have its drive wheels (front wheels) off the
ground. If excessive damage or other conditions prevent this, use ...
