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Spark
   
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Harsh Park or Neutral to Drive Engagement

Checks

Causes

Transmission Fluid Temperature (TFT) Sensor

Inspect for a faulty TFT sensor.

Pressure Control Solenoid Valve

Inspect for a malfunction of the pressure control solenoid valve.

Park/Neutral (P/N) Position Switch

Inspect for an improperly positioned P/N position switch.

Transmission Control Module (TCM)

Inspect for a faulty TCM.

Low Clutch

Inspect for a burned or worn low clutch.

Low Clutch Accumulator

Inspect for a malfunction of the low clutch accumulator.

Oil Pump

Inspect for a broken or damaged oil pump.

Control Valve Spool

Inspect for a malfunction of the control valve spool.

   


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