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Home >> Fiat >> 2014 >> 500L Easy, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (DTCS P0218-00 To P1CBF-00 - C635 DDCT Automatic Transmission - 500L) >> Diagnosis And Testing >> P0721-00-Output Shaft Speed Sensor Circuit Performance >> When Monitored

When Monitored

WARNING: This page is about a different variant/trim than selected.

Odd/Even Gears Check 1 

Ignition key is on, the engine is not in cranking mode.

Front Wheel Speed sensors diagnostics have not failed.

Target gear is not disengaged.

Power supply must be between 7 volts and 24 volts and Main Micro Processor (MMP) supply has not failed.

The CAN Bus off failure is not present and the CAN communication between TCM and the vehicle is valid.

The clutch speed sensors diagnostic has no faults.