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DTC P1273 FUEL PUMP
EC-1341
[YD (WITH EURO-OBD)]
C
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A
EC
2. CHECK INJECTOR ADJUSTMENT VALUE
1. Turn ignition switch ON.
2. Select “ENTER INJECTOR CALIB DATA” in “WORK SUP-
PORT” mode with CONSULT-II.
3. Check injector adjustment values displayed on CONSULT-II
screen.
OK or NG
OK >> GO TO 2.
NG >> Perform Injector Adjustment Value Registration. Refer to
EC-995, "
Injector Adjustment Value Registration" .
3. PERFORM FUEL PUMP LEARNING VALUE CLEARING
NOTE:
If the DTC is detected because of air mixed with fuel (i.e.: caused by lack of fuel), it may become normal by
performing following procedure.
With CONSULT-II
1. Turn ignition switch ON.
2. Perform Fuel Pump Learning value clearing. Refer to EC-994, "
Fuel Pump Learning Value Clearing" .
3. Start engine and let it idle for at least 60 seconds.
4. Select “SELF-DIAG RESULT” mode with CONSULT-II.
5. Touch “ERASE”.
6. Perform EC-1338, "
DTC Confirmation Procedure" , again.
7. Is 1st trip DTC detected again?
With GST
1. Turn ignition switch ON.
2. Perform Fuel Pump Learning value clearing. Refer to EC-994, "
Fuel Pump Learning Value Clearing" .
3. Start engine and let it idle for at least 60 seconds.
4. Select Service $04 with GST.
5. Perform EC-1338, "
DTC Confirmation Procedure" , again.
6. Is 1st trip DTC detected again?
Yes or No
Yes >> GO TO 4.
No >> INSPECTION END
The value displayed on CONSULT-II screen should
be same as injector adjustment value printed on
each fuel injector.
MBIB1255E
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