P1613
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE lights up straight away.
Throttle control in limp-home mode.
Incorrect idle speed.
Cruise control inoperative.
Internal Control Module. Malfunction.
Fault symptoms
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CHECK ENGINE lights up straight away.
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Throttle control in limp-home mode.
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Cruise control inoperative.
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Conditions
The following conditions apply for this DTC:
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Ignition switch in ON position.
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ROM for important mass air flow control functions is faulty.
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Diagnostic help
Fault diagnosis concerns an internal fault in the control module.
Check the wiring
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Note
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Jiggle the leads and in-line connectors at various points and in different directions to detect any intermittent breaks or short circuits in the wiring. Observe the multimeter, test lamp or diagnostic tool while doing this.
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