Mazda CX 7. Manual - part 174

 

  Index      Mazda     Mazda CX 7 - service repair manual 2007 year

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  172  173  174  175   ..

 

 

Mazda CX 7. Manual - part 174

 

 

SYMPTOM TROUBLESHOOTING 

03-03–5

03-03

NO.3 ABNORMAL NOISE AND/OR VIBRATION FROM COUPLING COMPONENT

id030300800600

Diagnostic procedure

End Of Sie

3

Abnormal noise and/or vibration from coupling component

[TROUBLESHOOTING HINTS]

• Abnormal noise and/or vibration from coupling component during driving

• Propeller shaft is malfunctioning or attached improperly.

• Engine mount or differential mount malfunction

• Resonance of rotating parts on vehicle (engine, propeller shaft, rear differential, tire, etc.)

• Resonance with engine vibration (mainly with exhaust system parts)

• Rear differential malfunction

• Coupling component malfunction

STEP

INSPECTION

ACTION

1

VERIFY DSC, PCM, AND AWD SYSTEM DTCS

• Verify DSC, PCM, and AWD system DTCs 

using the M-MDS.

• Are there any DTCs present?

Yes

Go to applicable DTC inspection.

No

Go to next step.

2

VERIFY INSTALLATION CONDITION OF 
VEHICLE PARTS

• Verify installation condition for following:

— Propeller shaft (including bending and 

joint operation)

— Center bearing

— Engine mount

— Differential mount

— Hub bearing

— Exhaust system parts

— ABS wheel-speed sensor

• Are they properly installed?

Yes

Go to next step.

No

Repair or replace malfunctioning part.

3

DETERMINE IF MALFUNCTION IS CAUSED 
BY REAR DIFFERENTIAL

• Install tires of another brand.

Note

• When tires of another brand are 

installed, the same malfunction can 
occur due to conditions different from 
customer explanation. Be careful not 
to confuse it with customer complaint.

• Perform simulation driving at the same 

engine speed, gear position, and vehicle 
speed that customer vehicle had 
malfunction.

• Does the same malfunction occur?

Yes

Reinstall customer’s vehicle tire. Go to next step.

No

AWD system is okay.
Reinstall customer’s vehicle tire.

4

INSPECT REAR DIFFERENTIAL

• Inspect rear differential for following:

— Backlash

— Teeth contact

(See 03-14-10 REAR DIFFERENTIAL 

ASSEMBLY)

• Are they okay?

Yes

Replace coupling component.

No

Inspect malfunctioning part and adjust it if necessary.

1871-1U-06B(03-03).fm  5 ページ  2006年3月15日 水曜日 午前11時4分

GENERAL PROCEDURES 

03-10–1

03-10

03-10

GENERAL PROCEDURES

GENERAL PROCEDURES

 (FRONT AND REAR AXLES)  . . . . . . .  03-10–1

Wheel and Tire Installation  . . . . . . . . .  03-10–1

Suspension Links 

Removal/Installation  . . . . . . . . . . . . . . 03-10–1

Connector Disconnection  . . . . . . . . . . . 03-10–1
Electronic AWD Control System

 Parts. . . . . . . . . . . . . . . . . . . . . . . . . . 03-10–1

End of Toc

WM: DRIVELINE/AXLE

GENERAL PROCEDURES (FRONT AND REAR AXLES)

id031000800100

Wheel and Tire Installation

1. When installing the wheels and tires, tighten the 

wheel nuts in a criss-cross pattern to the following 
tightening torque.

Tightening torque

88.2— 117.6 N·m {9.00— 11.99 kgf·m, 

65.06— 86.73 ft·lbf}

Suspension Links Removal/Installation

1. For the joint sections with rubber bushings, raise the vehicle using a lift, and then temporarily tighten the 

installation bolts and nuts. Lower the vehicle to the ground and tighten them completely with the specified 
torque.

Connector Disconnection

1. Disconnect the negative battery cable before performing any work that requires handling of connectors. (See 

01-17-2 BATTERY REMOVAL/INSTALLATION[L3 WITH TC].)

Electronic AWD Control System Parts

1. After servicing the electronic AWD control system parts, verify that no DTC has been stored. Clear any DTCs 

remaining in the memory.

End Of Sie

1

2

3

4

5

acxuuw00000002

1871-1U-06B(03-10).fm  1 ページ  2006年3月15日 水曜日 午前11時4分

 

 

 

 

 

 

 

Content   ..  172  173  174  175   ..