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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Automatic Transmission - AF40-6) >> Diagnostic Information and Procedures >> DTC P0218: Transmission Fluid Overtemperature >> Diagnostic Fault Information

Diagnostic Fault Information

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Component Condition DTCs
Engine
  • Engine coolant level low
  • Incorrect engine coolant
  • Old coolant or incorrect concentration level
  • Cooling system leak
  • Radiator hose kinked or pinched
  • Loose, missing or damaged radiator air seals or deflector poor air flow
  • The radiator and A/C condenser has air flow obstructions to include large amount of bent fins.
  • The cooling fans do not operate.
  • Inspect the engine mechanical for worn, leaking, cracked cylinder heads or engine block.
P0218
Transmission Vehicle Overload or Beyond Capacity Towing:
  • Vehicle is overloaded
  • Vehicle is towing beyond capacity
  • Towing in wrong gear
P0218
Heat Transfer:
  • Engine overheating
  • Cooler restrictions - radiator has restricted flow/blockage
  • Restricted air flow
  • Vehicle modifications
  • Aftermarket auxiliary cooler installed incorrectly, incorrect flow direction - reversed flow
  • Restricted, blocked or pinched transmission cooler lines
P0218
Transmission Abuse:
  • Engine overheating
  • Vehicle overloaded
  • Vehicle is towing beyond capacity
  • Vehicle modifications
P0218
Transmission Fluid:
  • Fluid leaks
  • Low fluid level
  • Contaminated or poor fluid quality
P0218
Torque Converter:
  • Inefficient pump
  • Torque converter inoperative or affected - stator, pump, clutch heat damaged
  • Stuck on or locked up
  • Converter damage
P0218
Low Pump Output:
  • Low fluid level
  • Blocked, damaged or loose filter
  • Pinched or restricted cooler lines
  • Restricted cooler - damage or debris
  • Inefficient pump - worn
P0218
Clutch Slippage:
  • Low fluid level
  • Low Pump Output
P0218