300E (124.030) L6-3.0L (103.983) (1986)
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