P1609
Read the instructions below then
start the fault diagnostic procedure.
Symptom: CHECK ENGINE comes on after two driving cycles.
Internal Control Module. Malfunction.
Fault symptoms
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CHECK ENGINE comes on after two driving cycles.
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Conditions
The following conditions apply for this DTC:
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Ignition switch in OFF position.
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Main relay still activated (for 10 seconds).
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Current for the throttle motor cannot be completely cut off.
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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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