U3985 DTC For Fiat Cinquecento
Fiat Cinquecento Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposite Piston Engine |
| Engine Air Intake Process : | Naturally Aspirated |
Your Fiat Cinquecento engine control system detects a problem, the computer stores the diagnostic trouble
code U3985 in its memory.
To figure out what is wrong with your vehicle you must first extract the U3985 DTC For Fiat Cinquecento.
To solve U3985 Fiat Cinquecento problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
U3985 Fiat Cinquecento DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 3 |
SAE - Generic |
| 9 |
Transmission |
| 8 |
Crankshaft Position Sensor Circuit Performance |
| 5 |
Cruise Inhibit Control Circuit |
If your vehicle failed a U3985 Fiat Cinquecento test and the U3985 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses U3985 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look U3985 DTC For Fiat Cinquecento: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.
You can also check other Fiat car models :
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The listed Fiat models will give information about U3985 DTC.
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