|
No.
|
TECH 1 Display
|
Conditions for Checking
|
Nominal Value
|
Trouble Codes
|
Terminal
|
|
49
|
POWER ENRICHMENT
|
Engine running at idle speed, operating temperature
|
INACTIVE
|
-
|
-
|
|
|
|
Engine running in partial load range, operating temperature
|
INACTIVE
|
|
|
|
|
|
Depress accelerator pedal briefly to full load stop (full
throttle)
|
ACTIVE
|
|
|
|
|
|
|
|
|
|
|
This value is an internal control unit value.
If one of the following signals is not intact, the engine
control unit cannot perform full load enrichment.
|
|
Notes on
Trouble-shooting:
|
Nominal
Value:
|
Cause of
fault:
(If nominal
value is not attained)
|
|
· Check following
nominal values:
|
|
|
|
· TECH 1
data list no. 05
TPS SIGNAL
· TECH 1
data list no. 07
COOLANT TEMP.
· TECH 1
data list no. 34,
ENGINE SPEED
|
OK
OK
OK
|
· Remedy
according to data list no. 05
TPS SIGNAL
· Remedy
according to data list no. 07
COOLANT TEMP.
· Remedy
according to data list no. 34
ENGINE SPEED
|
|
· 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
|
· K57 engine
control unit defective
|
|
|
|
|
|
|
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