Maintenance and specifications – Mazda 4WD User Manual

Page 245

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JOBNAME: No Job Name PAGE: 245 SESS: 1 OUTPUT: Tue Apr 12 14:52:56 2005
/ford_pdm/ford/own2002/mbs/mpdiff

it from working. Information about your vehicle’s emission system is on
the Vehicle Emission Control Information Decal located on or near the
engine. This decal identifies engine displacement and gives some tune up
specifications.

Please consult your “Warranty Information” for complete emission
warranty information.

On board diagnostics (OBD-II)

Your vehicle is equipped with a computer that monitors the engine’s
emission control system. This system is commonly known as the On
Board Diagnostics System (OBD-II). This OBD-II system protects the
environment by ensuring that your vehicle continues to meet
government emission standards. The OBD-II system also assists your
authorized dealer in properly servicing your vehicle. When the
indicator illuminates, the OBD-II system has detected a malfunction.
Temporary malfunctions may cause your

indicator to illuminate.

Examples are:

1. The vehicle has run out of fuel—the engine may misfire or run

poorly.

2. Poor fuel quality or water in the fuel.

3. The fuel cap may not have been securely tightened. See Fuel filler

cap in this chapter.

These temporary malfunctions can be corrected by filling the fuel tank
with good quality fuel and/or properly tightening the fuel cap. After three
driving cycles without these or any other temporary malfunctions
present, the

indicator should turn off—A driving cycle consists of a

cold engine startup followed by mixed city/highway driving. No additional
vehicle service is required.

If the

indicator remains on, have your vehicle serviced at the first

available opportunity.

Readiness for Inspection/Maintenance (I/M) testing

In some localities, it may be a legal requirement to pass an I/M test of
the on-board diagnostics system. If your

indicator is on, refer to

the description in the Warning lights and chimes section of the
Instrument Cluster chapter. Your vehicle may not pass the I/M test with
the

indicator on.

If the vehicle’s powertrain system or its battery has just been serviced,
the on-board diagnostics system is reset to a “not ready for I/M test”

CIMS #1200842

com_onboard-OBDII

itdseq=306

CIMS #460104

com_ready-test.iso

itdseq=307

DIFF-MARKED Review Copy ——
(OLD=2005 B-Series fus Owners Guide (post-2002-fmt) 2nd Printing (#24721) (Nov-24-2004 11:18:53))
(NEW=2006 B-Series fus Owners Guide (post-2002-fmt) 2006 MBS CNE (#NoEntry) (Apr-12-2005 14:48:18))
2006 B-Series (mbs), Owners Guide (post-2002-fmt) (own2002), Market: USA (fus)

PAGE: 245 OP: root EDIT SESSION: 1 DATE: APR 12 2005 at 14:52 JOB: @ibm2/ford_pdm/CLS_ford/GRP_own2002/JOB_mbs/DIV_mpdiff

Maintenance and Specifications

245

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