1993 FORD MONDEO Service Repair Manual

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FORD MONDEO 1993  Service Repair Manual Emissions control systems  6•3
6
2.1B  Location of principal fuel injection, ignition and
emissions control system components 2.1A  Engine management system, showing fuel injection, 
ignition and em

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FORD MONDEO 1993  Service Repair Manual constantly monitors the oxygen content of the
exhaust gas. If the percentage of oxygen in
the exhaust gas is incorrect, an electrical
signal is sent to the ECU. The ECU processes
this information, and

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FORD MONDEO 1993  Service Repair Manual coolant or EGR pipes, etc. In almost all cases,
damage of this sort is caused in the first
instance by incorrect routing on reassembly
after previous work has been carried out (see
the note at the beg

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FORD MONDEO 1993  Service Repair Manual back again, as an assistant depresses the
accelerator pedal. If the valve shows any sign
of stiffness, sticking or otherwise-inhibited
movement (and the accelerator cable is
known from the previous ch

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FORD MONDEO 1993  Service Repair Manual 24Ford specify the use of their STAR (Self-
Test Automatic Readout) tester; most Ford
dealers should have such equipment, and the
staff trained to use it effectively. The only
alternatives are as foll

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FORD MONDEO 1993  Service Repair Manual 6•8 Emissions control systems
Code Meaning Action
000 Ready for test -
010 Command/separator code Depress accelerator pedal fully, then release
020 Command code Depress brake pedal fully, then relea

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FORD MONDEO 1993  Service Repair Manual Code Meaning Action327 EGR system exhaust gas pressure 
differential sensor or solenoid  valve Check components (Section 6  of this Chapter)
328 EGR system solenoid valve Check component (Section 6 of

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FORD MONDEO 1993  Service Repair Manual Ignition timing and base idle
speed check
Note:The following procedure is a check only,
essentially of the ECU. Both the ignition timing
and the base idle speed are controlled by the
ECU. The ignition