mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Engine Shakes at Idle|Page 4503 > < Engine Shakes at Idle|Page 4501
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Conventional Tools

Multimeter

e.g. Sun DMM-5

FUNCTION DIAGRAM, CIS-E GASOLINE INJECTION SYSTEM

B2

Air flow sensor position indicator

f - to ignition control module connector (terminal 2)

B11/2

Coolant temperature sensor (2-pin)

t - to fuel pump relay connector (terminal 7) circuit 87

B18

Altitude correction capsule

y - to ignition control module connector (terminal 1)

G3/2

02-sensor, heated

K1

Overvoltage protection relay

N3

CIS-E control unit (25 pin connector)

S28

Microswitch, deceleration shut off

S29/2

Throttle valve switch, idle and full load contacts

W10

Ground, battery

W11

Ground, engine (electric wire connection)

X56

Plug connection, throttle valve switch

X60/1

Plug connection, 02-sensor heating coil

X60/2

Plug connection, 02-sensor signal

Y1

Electrohydraulic actuator (EHA)

Y6

Idle speed air valve

Engine Shakes at Idle|Page 4503 > < Engine Shakes at Idle|Page 4501