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1.2L I4 Hybrid K12C•FWD•AUTOMATIC•hybrid
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P3043high severityPowertrain

DCT Clutch Actuator B Position Error

on 2015 Suzuki Solio 1.2L I4 Hybrid K12C · FWD

What this code means

The DCT clutch B actuator is not reaching the commanded position.

Symptoms

  • Check Engine Light
  • Harsh shifts in even gears
  • Difficulty engaging 2nd gear
  • Grinding noise on even gear shifts
  • Transmission jerking on upshifts
  • Delayed 2nd gear engagement

Common causes

  • Faulty clutch B actuator
  • Hydraulic leak in B circuit
  • Position sensor failure
  • Mechanical binding
  • Low hydraulic system pressure

Diagnostic steps

  1. Read clutch B actuator position PID
  2. Command actuator through range
  3. Check hydraulic fluid
  4. Inspect for leaks
  5. Test actuator motor

Repair notes

Replace clutch B actuator assembly. Perform teach-in procedure.

Other Powertrain codes on this vehicle

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