Fiat Uno C1888 Code:

OBD-II Diagnostic Chassis (C) Trouble Code

Trouble In Fiat Uno C1888 Possible Cause

Common causes of Fiat Uno C1888 is include shorted, open, corroded, or damaged wiring circuits or connectors, faulty shift solenoid/s, defective engine drivability sensors (especially the engine temperature sensor), dirty or contaminated transmission fluid that restricts flow, defective valve body, a faulty PCM. PCM failure is rare.

Common Symptoms For Fiat Uno C1888

  1. If the code immediately returns, check for reference voltage and ground signals at the input/output speed sensors
  2. Look for shorted or burned wiring and replace circuitry and connectors as required
  3. An output speed sensor is used to provide the PCM with a transmission output speed signal
  4. To perform a thorough diagnosis, any transmission leaks should be repaired and the transmission should be filled with the proper amount and type of fluid (if the fluid smells really "burnt" and you are experienced enough to detect it, you may go ahead and condemn the transmission)

Similar Problems

Computer And Auxiliary Outputs
TP Sensor Learn Not Complete
Kick-Down Switch Failed Short

Fiat Uno C1888 Troubleshooting

When you put your foot down on the brakes you expect your car to quietly slow down and come to a stop. The power your foot applies on the brake pedal is assisted by hydraulic pressure. Your foot's force engages a piston and caliper with brake pads attached (bonded abrasive and heat resistance metal or ceramic) to put pressure on the rotor. Fiat Uno C1888 OBD 2 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

How to turn off Fiat Uno C1888 check engine light ?

There are two ways to turn off the check engine light:

A repair technician can do so once repairs have been made.
The OBD II can automatically turn it off when it fails to detect the problem after several diagnostic cycles.

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