|
No.
|
TECH 1 Display
|
Conditions for Checking
|
Nominal Value
|
Trouble Codes
|
Terminal
|
|
35
|
DESIRED IDLE
|
Ignition ON
Engine running at idle speed, operating temperature
Nominal idle speed has not been changed (basic setting after
control unit reset)
|
|
|
-
|
|
|
|
X 14 XE / X 16 XE MT:
|
900 rpm
|
|
|
|
|
|
X 16 XEL MT:
|
850 rpm
|
|
|
|
|
|
X 14 XE AT:
selector lever position "P"
|
900 rpm
|
|
|
|
|
|
X 14 XE AT:
selector lever position "D"
|
775 rpm
|
|
|
|
|
|
Nominal idle speed has been programmed:
|
|
|
|
|
|
|
X 14 XE:
|
850 to 950 rpm,
except 900 rpm
|
|
|
|
|
|
X 16 XE:
|
825 to 975 rpm,
except 900 rpm
|
|
|
|
|
|
X 16 XEL:
|
700 to 1000 rpm,
except 850 rpm
|
|
|
|
|
|
X 14 XE AT:
selector lever position "P"
|
850 to 950 rpm,
except 900 rpm
|
|
|
|
|
|
X 14 XE AT:
selector lever position "D"
|
725 to 825 rpm, except 775 rpm
|
|
|
|
|
|
Note:
In vehicles with automatic transmission, different values are
indicated depending on the selector lever position.
|
|
|
|
|
|
|
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|
Note:
DESIRED IDLE indicates
the nominal idle speed depending on the engine / transmission combination and
the operating conditions; e.g. the nominal idle speed is higher in the warm-
up phase.
DESIRED IDLE is
an internal value of the control unit and cannot be diagnosed.
|
|
Notes on
Trouble-shooting:
|
Nominal
Value:
|
Cause of
fault:
(If nominal
value is not attained)
|
|
· Check following
nominal values:
· TECH 1
data list no. 32 O2 BLM CELL NO.
|
OK
|
· Remedy
according to data list no. 32 O2
BLM CELL NO.
|
|
· Check control
unit calibration, see field remedy measures
|
Latest program memory (EPROM) according to field remedy
measures or TIs
|
· Replace program
memory (EPROM) according to field remedy measures or TIs
|
|
|
If nominal values are attained and latest program memory is
installed
|
· K57 engine
control unit defective
|
|
|
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