Nissan Altima 2007-2012 Service Manual: On-vehicle maintenance

EXHAUST SYSTEM (QR25DE)

Checking Exhaust System

Check the exhaust pipes, muffler, and mounting components for incorrect attachment, leaks, cracks, damage, or deterioration.

    Preparation
    Special Service Tool The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here. Commercial Service Tool ...

    On-vehicle repair
    EXHAUST SYSTEM (QR25DE) Exploded View 1. RH rear muffler bracket 2. Gasket 3. Front exhaust tube 4. Ring gasket 5. Front exhaust tube hanger 6. Center exhaust tube 7. Mounting rubber 8. C ...

    Other materials:

    Low-pressure pipe
    Removal and Installation for Low-Pressure Pipe QR25DE Removal 1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service Procedure". 2. Remove the strut tower bar. Refer to FSU-12, "Exploded View". 3. Remove the upper cowl. Refer to EXT-18, "Removal ...

    Front power seat adjustment (if so equipped for driver’s seat)
    Operating tips WARNING Before driving the vehicle, return the seatback to an upright seating position after manually releasing it. Also, make sure the seat is locked in place. Failure to do so may cause the seat to move in a collision or sudden stop. This may result in damage to the seat o ...

    Cooling fan
    Description The ECM controls the cooling fan corresponding to the vehicle speed, engine colant temperature, refrigerant pressure, and air conditioner ON signal. The control system has 4-step control [HIGH/MIDDLE/LOW/OFF]. COOLING FAN MOTOR The cooling fan operates at each speed when the cur ...