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brass tub manifold repair

author:MF manufacturerstime:2022-03-15 06:01:05

brass tub manifold repair​Intake pipe assembly drawing

1—Intake manifold pressure sensor and intake air temperature sensor;2、7、8、10、15~17—bolt;3—Oring; 4—Intake Manifold Upper Parts;5、12、14—seal ring;6—Throttle control unit;9—Rubber mount; 11—Support frame;13—intake manifold lower part;18、20—vacuum hose; 19—Intake Manifold Changeover Solenoid Valve

Replace intake manifold lower parts

(brass tub manifold repair)Maintenance Tips:To do this, turn off the ignition switch and all electrical appliances, Pull out the ignition key。

(brass tub manifold repair)step1:

Press the cable guide locking pin out of the fuel distributor and unscrew the fuel distributor bolts(arrow)。

brass tub manifold repair


step2:

Loosen the connecting bolt1;

Loosen all common bolts connecting the lower part of the intake manifold to the cylinder head(arrow);

Carefully pry open the two lugs on the upper part of the intake manifold(arrowA)and pull out the lower part of the intake manifold forward。

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brass tub manifold repair

step3:

Disconnect the fuel injection valve plug connection(arrow)。

(brass tub manifold repair)brass tub manifold repair


(brass tub manifold repair)step4:

Pull out the fuel distributor together with the fuel injection valve evenly from the lower part of the intake manifold(arrow),and put it in the engine compartmenton a clean rag。

brass tub manifold repair​​

Installation takes place in reverse order,Pay attention to the following points during installation:

① Replace the sealing ring between the intake manifold and the cylinder head。

(brass tub manifold repair)② Replace the sealing ring between the fuel injection valve and the intake manifold and wet it slightly with clean engine oil。

③ Insert the fuel distributor and injection valve into the intake manifold and press them evenly。

(brass tub manifold repair)④ Pay attention to the correct installation of the sealing ring between the lower part and the upper part of the intake manifold。

Disassemble and assemble the upper part of the intake manifold together with the lower part


step1:

Remove the throttle control unit;

Remove the hood;

(brass tub manifold repair)Vacuum hose up intake manifold to brake booster(arrow)unplug;

Removing the secondary air pump and related parts。

brass tub manifold repair

(brass tub manifold repair)


step2:

Unscrew the fuel distributor bolts and press the cable guide lock pins out of the fuel distributor(arrow)

brass tub manifold repair


step3:

Connect the electrical plug(arrow)Disconnect and remove the cables from the intake manifold and set aside;The activated carbon canister solenoid valveN80and pipeline2 and coolant hoses1 Disconnect from intake manifold。

brass tub manifold repair


step4:

put the plug1Unplug and put the throttle control unitJ338remove(arrow)。

(brass tub manifold repair)brass tub manifold repair​​​

step5:

Unscrew the bolts from the left and right sides of the rear intake manifold suspension(arrow)。

(brass tub manifold repair)brass tub manifold repair​​​

step6:

Unscrew all remaining connecting bolts connecting the lower part of the intake manifold to the cylinder head(arrow)。

brass tub manifold repair​​​

(brass tub manifold repair)step7:

Remove the wire guide from the fuel distributor and remove the fuel distributor and injection valve from the lower part of the intake manifold;

Remove the intake manifold from the cylinder head and place the fuel distributor and injection valve on a clean rag。

brass tub manifold repair​​

Installation takes place in reverse order。

Note:Content from books