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P3070

Transmission Clutch Piston Seal Leak Detected

2004-2008 Chrysler Crossfire 3.2L V6

Critical SeverityPowertrainGeneric (SAE)

Description

The TCM has detected a clutch pack apply pressure that is lower than expected, consistent with an internal clutch piston seal leak in an automatic transmission.

Symptoms

  • Check Engine Light
  • Slipping in specific gears
  • Delayed engagement
  • Transmission fluid temperature elevated
  • Harsh shifts as TCM compensates for leak
  • Possible burning smell

Common Causes

  • Clutch piston seal hardened with age
  • Transmission overheating damaged seals
  • Excessive mileage wear
  • Contaminated fluid causing seal degradation
  • Manufacturing defect in seal

Diagnostic Steps

  1. Monitor clutch apply pressures for affected circuits
  2. Check transmission fluid condition
  3. Perform transmission pressure test
  4. Compare adapt pressures to specification
  5. Check fluid temperature at time of fault

Repair Notes

Internal transmission repair required to replace clutch piston seals. Transmission fluid flush after repair. May require full rebuild if multiple circuits affected.

Related Codes

P3060Gear Ratio Error - Multiple Gears AffectedP3061Shift Quality - Harsh Upshift DetectedP3063Torque Converter Clutch Capacity Low

Other Powertrain Codes

P3070 on Other Vehicles

Common Questions

What does code P3070 mean on a 2004-2008 Chrysler Crossfire?

P3070 stands for "Transmission Clutch Piston Seal Leak Detected". The TCM has detected a clutch pack apply pressure that is lower than expected, consistent with an internal clutch piston seal leak in an automatic transmission.

What are the symptoms of P3070 on a Chrysler Crossfire?

Common symptoms of P3070 include: Check Engine Light, Slipping in specific gears, Delayed engagement, Transmission fluid temperature elevated, Harsh shifts as TCM compensates for leak, Possible burning smell.

What causes P3070 on a 2004-2008 Chrysler Crossfire?

Common causes of P3070 include: Clutch piston seal hardened with age, Transmission overheating damaged seals, Excessive mileage wear, Contaminated fluid causing seal degradation, Manufacturing defect in seal.

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