Signal Sporadic. Faulty Signal
Signal sporadic. Faulty signal
EFI-214 Engine speed (RPM) sensor, signal sporadic
Checking cables and terminals
- Check engine speed (RPM) sensor and engine control module (ECM) connectors for loose connections according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults and contact resistance and oxidation according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
- Check the cables between the engine control module (ECM) and engine speed (RPM) sensor for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , an intermittent short-circuit to ground according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults , and an intermittent short-circuit to supply voltage according to Checking wiring and terminals. Intermittent faults Checking Wiring and Terminals. Intermittent Faults.
Are cables and terminals OK?
Yes - Check carrier plate/flywheel through the engine speed (RPM) sensor hole for damage and scratches. If no faults are detected on the carrier plate/flywheel: Try a new engine speed (RPM) sensor. Then continue with Fault-tracing information.
Checking for damage
No - Remedy as necessary
Fault-tracing information
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Checking for damage
- Check carrier plate/flywheel through the engine speed (RPM) sensor hole for damage and scratches.
Are there scratches on the carrier plate/flywheel?
Yes - Fault-tracing information
No - Replacing component
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Fault-tracing information
- Remedy as necessary
Continue - Fault-tracing information
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Replacing component
- Try a new engine speed (RPM) sensor.
Continue - Fault-tracing information
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Fault-tracing information
Information
Fault-tracing information
In case of this defect, troubleshooting is not followed by verification.
The information can be displayed again or the fault-tracing for this fault can be interrupted.
Do you want to view the information again?
Yes - Attempt New Test
No - FAULT FOUND
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Attempt New Test - Checking cables and terminals
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