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TROUBLE DIAGNOSIS
EC-105
[QR (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
If “ENGINE” is not indicated, go to GI-35, "CONSULT-II Data
Link Connector (DLC) Circuit" .
6. Perform each diagnostic test mode according to each service
procedure.
For further information, see the CONSULT-II Operation Manual.
WORK SUPPORT MODE
Work Item
*: This function is not necessary in the usual service procedure.
SELF-DIAG RESULTS MODE
Self Diagnostic Item
Regarding items of DTC and 1st trip DTC, refer to EC-19, "INDEX FOR DTC" .
Freeze Frame Data and 1st Trip Freeze Frame Data
SEF995X
PBIB2308E
WORK ITEM CONDITION USAGE
FUEL PRESSURE RELEASE
● FUEL PUMP WILL STOP BY TOUCHING “START” DUR-
ING IDLING.
CRANK A FEW TIMES AFTER ENGINE STALLS.
When releasing fuel pressure
from fuel line
IDLE AIR VOL LEARN
● THE IDLE AIR VOLUME THAT KEEPS THE ENGINE
WITHIN THE SPECIFIED RANGE IS MEMORIZED IN
ECM.
When learning the idle air volume
SELF-LEARNING CONT
● THE COEFFICIENT OF SELF-LEARNING CONTROL
MIXTURE RATIO RETURNS TO THE ORIGINAL COEF-
FICIENT.
When clearing the coefficient of
self-learning control value
TARGET IDLE RPM ADJ*
● IDLE CONDITION When setting target idle speed
TARGET IGN TIM ADJ*
● IDLE CONDITION When adjusting target ignition tim-
ing
Freeze frame data
item*
Description
DIAG TROUBLE
CODE
[PXXXX]
● The engine control component part/control system has a trouble code, it is displayed as PXXXX. (Refer to
EC-19, "
INDEX FOR DTC" .)
FUEL SYS-B1
● “Fuel injection system status” at the moment a malfunction is detected is displayed.
● One mode in the following is displayed.
“Mode2”: Open loop due to detected system malfunction
“Mode3”: Open loop due to driving conditions (power enrichment, deceleration enleanment)
“Mode4”: Closed loop - using oxygen sensor(s) as feedback for fuel control
“Mode5”: Open loop - has not yet satisfied condition to go to closed loop
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