Engine/Cooling/Fuel System - New Parts

Group: ENGINE MECHANICAL

Number: 02-20-003

Date: APRIL, 2002

Model: 1.5L SOHC ACCENT

Subject
1.5L SOHC ACCENT CYLINDER HEAD, HEATED THROTTLE BODY AND NEW
COOLING SYSTEM PARTS

DESCRIPTION:





This bulletin describes new parts available for the 1.5L SOHC Accent. The new parts provide coolant flow to the throttle body; however, the connection method is different than described in Campaign 047. This bulletin provides instructions for parts interchangeability before and after the effective dates.

EFFECTIVE DATE:

All 1.5 liter 2001 model year Accents produced on or after February 1, 2001 were built with the new coolant flow system.

NEW PARTS INFORMATION:

Cylinder Head: P/N 22100-22601
(Original P/N: 22100-22600)





The new cylinder head has a coolant hose nipple (circled) between cylinders 3 and 4 on the intake side.

NOTE:
This cylinder head can be installed in place of P/N 22100-22600 if the hose nipple is removed and pipe plug P/N 21133-32000 is installed.

Throttle Body Assembly

New P/N 35100-22610-D
(Original P/N: 35100-22610)





The new throttle body has 2 coolant nipples (inlet/outlet) installed into the casting.

NOTE:
The throttle body can be installed on vehicles produced through January 31, 2001. If Campaign 047 has not been performed, do not connect any hoses to the 2 coolant nipples.

Coolant Inlet Pipe: P/N 25461-22601
(Original P/N 25461-22600)





The new coolant inlet pipe has one coolant nipple added to the pipe.
The new and original coolant pipes are not interchangeable.

Coolant Hose: P/N 25469-22600





This hose connects from the cylinder head to the front nipple of the throttle body. Not required for vehicles produced through January 31, 2001.

Coolant Hose: P/N 25468-22600





This hose connects from the coolant inlet pipe to the rear nipple of the throttle body. Not required for vehicles produced through January 31, 2001.

Pipe Plug: P/N 21133-32000





Use this pipe plug (in place of the hose nipple) when installing the parts listed below into a vehicle produced through January 31, 2001:

1. Cylinder head (P/N 22100-22601)

2. Long block (P/N 21101-22X00)

Do not use threadsealer on this precoated pipe plug.