P0605
Symptom: The CHECK ENGINE lamp (MIL) is on. Undefinable (different functions
may be affected, depending on the internal memory fault and/or program fault).
Control module, internal fault
Symptom of fault
The CHECK ENGINE lamp (MIL) is on. Undefinable (different functions
may be affected, depending on the internal memory fault and/or program fault).
Conditions
When the ignition is switched on the control module's program does not coincide
with that programmed by the supplier.
Diagnostic procedure
1. Check the control module
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If the diagnostic trouble code is
generated, remove the control module and check its connector. Pay particular attention to
possible socket slide-out.
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Check the control module's
ground connection and power supply, pins 24, 25, 1, 48 and 60.
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Rectify as necessary and then
continue with point 2.
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2. Final check
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Clear the diagnostic trouble
code.
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Perform a driving
cycle:
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Drive the car at varying loads and
engine rpm for 5 minutes
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Turn the ignition switch ON and OFF 10 times
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Evaluation of driving cycle: Check
whether the diagnostic trouble code has recurred.
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Has the diagnostic trouble code recurred?
Proceed to
.
The remedial measure taken was correct.
