Coolant Pump Driveshaft Assembly

This Article has been updated with TSB No. 57-61-28

COOLANT PUMP DRIVESHAFT ASSEMBLY

Fig. 23 Water Pump & Thermostat Replacement:

TOOLS REQUIRED:
^ J 39243 Driven Gear Assembly Remover
^ J 41546 Driven Gear Assembly Installer
^ J 39089 Coolant Pump Shaft 0-Ring Protector

REMOVE OR DISCONNECT
1. Engine front cover assembly.
2. Rotate crankshaft assembly until timing marks punched on crankshaft sprocket and camshaft sprocket are aligned.
3. Camshaft sprocket bolts/screws.
4. Camshaft sprocket and timing chain assembly.

NOTICE: Do not turn the crankshaft assembly after the timing chain has been removed to prevent damage to piston assemblies or valves.

5. Coolant pump bearing retainer bolts/screws and coolant pump driveshaft assembly using J 39243.
^ Remove and discard 0-ring from coolant pump drive-shaft assembly.

INSTALL OR CONNECT
1. Coolant pump drive shaft assembly using J 39092.
2. Coolant pump bearing retainer bolts/screws.

TIGHTEN
^ Coolant pump bearing retainer bolts/screws to 12 Nm (108 lb. in.).

3. Camshaft sprocket and timing chain assembly.
^ Camshaft sprocket and coolant pump driveshaft gears must mesh, or damage to camshaft retainer could occur.

4. Camshaft sprocket bolts/screws.
^ Make sure that camshaft and crankshaft timing marks align.

TIGHTEN
^ Camshaft sprocket bolts/screws to 28 Nm (21 lb. ft.).

5. New 0-ring to coolant pump driveshaft assembly using J 39089.
6. Engine front cover assembly.