Checking For Air Leakage
Checking for air leakage
Checking for air leakage in the intake system
- Check for air leakage according to Check for air leaks in the intake system Air Leaks In the Intake System, Checking
Is there air leakage?
Yes - Fault-tracing information
No - Checking for air leakage in the exhaust system
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Fault-tracing information
- Remedy as necessary.
Continue - Fault-tracing information
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Checking for air leakage in the exhaust system
- Check for air leakage according to Checking for air leakage in the exhaust system Checking for Air Leakage In the Exhaust System.
Is there air leakage?
Yes - Fault-tracing information
No - Cleaning idle air control (IAC) valve connector
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Fault-tracing information
- Remedy as necessary.
Continue - Fault-tracing information
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Fault-tracing information
Fault-tracing shows that the fault is no longer occurring. The symptom was probably caused by an intermittent fault.
Do not carry out verification after fault-tracing this symptom.
The information can be displayed again or fault-tracing this fault can be interrupted.
Do you want to display information again?
Yes - Checking for air leakage in the intake system
No - FAULT FOUND
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Cleaning idle air control (IAC) valve connector
- Clean and grease engine control module (ECM) and idle air control (IAC) valve connectors. Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Do the fault symptoms persist?
Yes - Fault-tracing information
No - Fault-tracing information
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Fault-tracing information
- Try a new idle air control (IAC) valve.
Continue - Fault-tracing information
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