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Failure
Test
Item
code
step
Þ 15.1
Camshaft
· · · · ·
actuator:
Solenoid
resistance
(E23 only)
226,
Þ 16.0
· · · · ·
Camshaft
227,
actuator:
Mechanical
actuation
(E23 only)
40,
Þ 17.0
· · · · ·
Purge
41,
control
54,
valve:
- Operating
- Current
consumption
40,
Þ 18.0
Purge
· · · · ·
41,
control
54,
valve:
- Vacuum
control
22,23,
Þ 19.0
CAN data
· · · · ·
24,26,
bus
27,29,
30,31,
59,60,
Checking method
·
Diagnosis
socket
73
2
·
73
69
·
34
11
·
10
34
Connect the vacuum
·
gauge between the
control valve and
canister
·
38
37
M161 ENGINE CONTROLS 1F2-17
Specified
Requirement
Ignition:OFF
Engine:in idling
unstable or
Engine:in idling
control valve
operated after
(refer to figure
Ignition:ON
Engine:in idling/
Creating above
normal operating
temperature
vacuum after
Ignition:OFF
Possible cause
value
8 - 12 W
Cable
·
Camshaft actuator
·
Mechanical failure
Engine is
·
of camshaft
actuator
stopped.
The purge
ECU
·
·
Cable
should be
Purge control valve
·
approx.
1minute.
5)
0.2 - 0.4 A
Power supply cable
·
50mbar of
·
OVPR
approx.
1 minute
55 - 65 W
Data bus
·
·
Þ 19.1
Þ 19.2
·
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