Engagement Time From Park or Neutral to Reverse is Not Within Specifications. Saturn Astra 2008

For 1990-2009 cars only

Makes 🢒 Saturn 🢒 2008 🢒 Astra 🢒 Transmission/Transaxle 🢒 Automatic Transmission - AF17-4 🢒 Engagement Time From Park or Neutral to Reverse is Not Within Specifications

Condition

Action

DEFINITION: Engagement time from park or neutral to reverse is not within specifications

Fluid level low and/or contaminated with water or engine coolant

•	Perform Transmission Fluid Check .

•	If contaminated with engine coolant replace transmission.

Fluid is burnt

•	Inspect transmission oil cooler system for restricted or kinked lines.

•	Flush system. Refer to Transmission Fluid Cooler Flushing and Flow Test .

Unit filled with wrong type of fluid

Drain and fill with proper type of fluid.

Input Speed Sensor (76)

•	Perform electrical function check on the input speed sensor (76).

•	Replace input speed sensor (76) if failed.

Valve body (39)

Replace valve body (39).

Internal transmission part failure

•	Disassemble the transmission and inspect the following:

-	Clutch assemblies, O-rings cut or damaged, clutch disc failure

-	Fluid pump wore or scored components

•	Replace transmission if any parts are faulty.