Remove/install intake manifold - AR09.20-P-1310A

ENGINE 112.910 in MODEL 202.026/086

ENGINE 112.920 in MODEL 202.029/089

ENGINE 112.921 in MODEL 210.063/081 /263 /281

ENGINE 112.922 in MODEL 220.063/163

ENGINE 112.923 in MODEL 129.059

ENGINE 112.940 in MODEL 208.365/465

ENGINE 112.941 in MODEL 210.065/082/265/282

ENGINE 112.942 in MODEL 163.154

ENGINE 112.943 in MODEL 129.064

ENGINE 112.944 in MODEL 220.065/165

ENGINE 113.940 in MODEL 210.070/270

ENGINE 113.941 in MODEL 220.070/170

ENGINE 113.960 in MODEL 215.375, 220.075/175

ENGINE 113.961 in MODEL 129.068

ENGINE 113.944 in MODEL 202.033/093

ENGINE 113.942 in MODEL 163.172

ENGINE 113.980 in MODEL 210.074/274

ENGINE 113.943 in MODEL 208.370/470

ENGINE 113.984 in MODEL 208.374

ENGINE 113.981 in MODEL 163.174

ENGINE 112.912 in MODEL 203.061/261, 209.361 /461

ENGINE 112.946 in MODEL 203.064/264

ENGINE 112.947 in MODEL 170.465

ENGINE 113.963 in MODEL 230.475

ENGINE 113.968 in MODEL 209.375/475

ENGINE 112.913 in MODEL 211.061/261

ENGINE 112.949 in MODEL 211.065/265

ENGINE 113.967 in MODEL 211.070/270

ENGINE 113.987 in MODEL 209.376/476

ENGINE 112.955 in MODEL 209.365/465

ENGINE 112.916 in MODEL 203.081/281

ENGINE 112.953 in MODEL 203.084/284

ENGINE 112.970 in MODEL 163.157

ENGINE 112.972 in MODEL 220.067/167

ENGINE 112.973 in MODEL 230.467

ENGINE 113.965 in MODEL 163.175

ENGINE 112.975 in MODEL 220.087/187

ENGINE 113.948 in MODEL 220.083/183

ENGINE 113.966 in MODEL 220.084/184

ENGINE 112.917 in MODEL 211.080/280

ENGINE 112.954 in MODEL 211.082/282

ENGINE 113.969 in MODEL 211.083/283

ENGINE 113.988 in MODEL 203.076/276

ENGINE 113.989 in MODEL 171.473

Shown on engine 112

Fig 1: Identifying Intake Manifold Remove/Install Components - Shown On Engine 112

Fig 2: Identifying Crankcase Ventilation Hose And Line

	Remove/install
	Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel	No fire, sparks, open flames or smoking. Only pour fuels into suitable and appropriately marked containers. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
1	Remove key from electronic ignition switch	Only on vehicles with electronic ignition switch. Vehicles with Keyless Go code 889: Switch off engine, remove Keyless Go-Cards out of vehicle and store outside of the sender range.
2	Remove cover on front side of engine	Model 129, 211, 215, 220, 230 only
3.1	Remove engine cover with integrated air filter	Except model 171.473, 203.076 /276, , 209.376 /476 from 24.4.04 The air filter is integrated in the engine cover. Remove engine cover or air filter by pulling it vertically up and off the cylinder head covers.
3.2	Remove air filter housing	Model 171.473 Model 203.076/ 276 Model 209.376/ 476 as of 24.4.04	AR09.10-P-1150AC
4	Remove hot film mass air flow sensor with air intake pipe	Engine 112.910/ 920/ 921/940/ 941/ 942/ 970 Engine 113.940	AR07.07-P-1454A
		Engine 112.922 /944 /972 /973 /975 Engine 113.941/ 948/ 960/ 961/ 963/ 966	AR07.07-P-1454AA
		Engine 112.912 /913 /916 /917 /946 /947 /949 /954 /953 /955 Engine 113.968 /967 /969 /987 /988 /989	AR07.07-P-1454SV
		Engine 112.923 /943 Engine 113.943 /944 /980 /984	AR07.07-P-1454AG
		Engine 113.942 /965/981	AR07.07-P-1454MV
5	Disconnect lead line (17/2) at the fuel distributor	Release fuel pressure via service valve and collect fuel.
			*BA07.52-P-1001-01A
			Fig 3
6	Removing fuel rail with injection valves	Engine 112.910 /920 /921 /923 /940 /941 /942 /943 /970 Engine 113.940 /942 /943 /944 /961 /965 /980 /981 /984	AR07.03-P-1451A
		Engine 112.912/913 /916 /917 /922 /944 /946 /947 /949 /953 /954 /955 /972 /973 /975 Engine 113.941 /948 /960 /963 /966 /967 /968 /969 /987 /988 /989	AR07.03-P-1451AA
7.1	Unscrew cylinder head cover (2/1) bolt	Model 230.475 only
			*BA01.20-P-1001-01E
7.2	Remove crankshaft ventilation hose (2) and line (89/2) and place to one side	Model 171.473 only Remove cylinder head cover (2/1) bolt in order to detach exhaust gas recirculation valve (89) bracket.
			*BA01.20-P-1001-01E
8	Disconnect vacuum lines from intake pipe (19)	Installation: Observe intake manifold connection diagram. ↓
		Engine 112 except 112.913 /917 /949 /954	AR09.20-P-1310-01A
		Engine 112.913/917 /949 /954	AR09.20-P-1310-01T
		Engine 112 with USA version, code 494, except engine 112.913 /916 /917 /949 /953 /954 /975 Engine 112.913/916 /917 /949 /953 /954 /975 with USA version, code 494	AR09.20-P-1310-01AA
		Engine 113 except 113.967 /969	AR09.20-P-1310-01AU
		Engine 113.967/969	AR09.20-P-1310-01TA
		Engine 113 with USA version, code 494, except engine 113.948 /963 /966 /984 /967 /969 /989 /988 Engine 113.948 /963 /966 /984 /967 /969 /988 /989 with USA version, code 494	AR09.20-P-1310-01AC
9	Disconnect electrical connectors
10	Unscrew acorn nut from pipe (89/2) to exhaust gas recirculation valve (89)	Counterhold connection fitting when unscrewing.
			*BA14.20-P-1002-01B
11	Unscrew screw (19/1)	Except engine 113.987 as of 24.04.04, Engine 113.988/989
			*BA09.20-P-1001-01D
11.2	Remove bolts from right combination valve (6) and left combination valve (6)	Only with engine 113.987 as of 24.04.04 Engine 113.988/989
			*BA09.20-P-1001-01D
12.1	Remove combination valve (6)	Except engine 113.987 as of 24.04.04 Engine 113.988/989 Installation: Install new gasket
12.2	Loosen right combination valve (6) and left combination valve (6) and place to one side	Only engine 113.987 from 24.04.04 Engine 113.988/989 Installation: Replace the gaskets.
13	Dismount intake manifold (19)	Plug intake ducts. Use centering bolt for exact positioning of intake manifold and for centering the gasket (19/3).
			*BA09.20-P-1001-01D
			Fig 4
14	Replace gasket (19/3)
15	Install in the reverse order

Crankcase ventilation, cylinder head cover

Number	Designation	Engine 113.940/941/942/943/944/948/960/961/962/963/964/965/966/967/968/969/971/980/981/982/984/986/992/995	Engine 113.989
BA01.20-P-1001-01E	Cylinder head cover bolt Nm	10	8

Fuel distributor

	Number	Designation	Engine 112 except 112.945/951/960/961
BA07.52-P-1001-01A	Fuel feed line to fuel distributor	Nm	38

Fuel distributor

	Number	Designation	Engine113.987	Engine113.940/941/942/943/944/945/946/948/960/961/962/963/964/965/966/967/968/969/971/980/981/982/984/986/988	Engine113.989
BA07.52-P-1001-01A	Fuel feed line to fuel distributor	Nm	38	38	38

Intake manifold

		Number	Designation	Engine112,113
BA09.20-P-1001-01D	Bolt, intake manifold to cylinder head	M8	Nm	20

Exhaust gas recirculation

	Number	Designation	Engine 112.910/912/916/920/921/922/923/940/941/942/943/944/945/946/947/953/972/975	Engine 112.913/917/949/954/955 /970/973	Engine 113.940/941/942/943/944/948/960/961/962/964/965/966/967/968/969/971/980/981/982/984/987/988	Engine 112.913
BA14.20-P-1002-01B	Union nut, exhaust gas recirculation pipe to exhaust gas recirculation valve	Nm	40	40	40	23

Exhaust gas recirculation

	Number	Designation	Engine113.989
BA14.20-P-1002-01B	Union nut, exhaust gas recirculation pipe to exhaust gas recirculation valve	Nm	40

Fig 3: Identifying Pressure Hose (119 589 04 63 00)

Fig 4: Identifying Set Of Dowel Bolts (112 589 02 62 00)