Mazda CX-9 Grand Touring 2009 Manual page 1862

2008 ENGINE PERFORMANCE Intake-Air System (MZI-3.7) - Mazda CX-9
Fig. 8: Identifying Dynamic Chamber Bolts Tighten Sequence
Courtesy of MAZDA MOTORS CORP.
AIR CLEANER ELEMENT INSPECTION [MZI-3.7]
1. Remove the air cleaner element. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-
3.7].)
2. Verify that the air cleaner element surface is free of dirt.
If there is dirt, use an air gun or similar tool to clean the element.
If the replacement time limit has passed, replace the element.
THROTTLE BODY INSPECTION [MZI-3.7]
NOTE:
Perform the following inspection only when directed.
RESISTANCE INSPECTION
1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZI-3.7] .)
2. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION [MZI-3.7] .)
3. Disconnect the throttle body connector.
4. Measure the resistance between throttle body terminals A and B.
If not as specified, replace the throttle body. (See INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION [MZI-3.7].)
If as specified, carry out the "Circuit Open/Short Inspection".
Throttle actuator resistance 1-900 ohms
2008 Mazda CX-9 Grand Touring