For 1990-2009 cars

#### Delayed Park to Reverse/Drive Engagement

Checks | Cause
--- | ---
DEFINITION: Gear engagement that takes longer than 3 seconds when the engine is idling in Park or Neutral, and the gear selector is moved to Drive or Reverse range.
Automatic Transmission Fluid Level | Low fluid level
Transmission Main Line Pressure | Low transmission main line pressure
Reverse Band Servo Assembly - Reverse engagement only | The reverse band servo piston oil seal ring (43) is damaged or rolled.
Forward Band Servo Assembly - Drive engagement only | The forward band servo piston oil seal ring (18) is damaged or rolled.
Control Valve Body Assembly - Reverse engagement only | The reverse servo boost valve (367A) is binding or is damaged.
Control Valve Body Assembly - Drive engagement only | The forward servo boost valve (367B) is binding or is damaged.
Control Valve Body Spacer Plate Assembly - Drive engagement only | The thermal element is damaged or is not functioning properly.
TCC Blowoff Ball Valve Assembly | The TCC blowoff ball valve (420) is not seating -- causing torque converter drain back.
Input Clutch Assembly |

• | The input clutch housing oil seal rings (628) are damaged or rolled.

• | The input clutch housing assembly (632) sealing surfaces are damaged.

• | The input clutch housing ball check valve assembly (633) is plugged or damaged.

• | The input clutch inner piston seal (634) is damaged or rolled.

• | The input clutch outer piston seal (635) is damaged or rolled.

• | The input clutch piston assembly (636) sealing surfaces are damaged.