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DTC P1275 FUEL PUMP
EC-1433
[YD (WITHOUT EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
: Average voltage for pulse signal (Actual pulse signal can be confirmed by oscilloscope.)
On Board Diagnosis Logic EBS0124I
DTC Confirmation Procedure EBS0124J
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
WITH CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Select “DATA MONITOR” mode with CONSULT-II.
3. Keep engine speed more than 2,000 rpm for at least 60 sec-
onds.
4. If DTC is detected, go to EC-1435, "
Diagnostic Procedure" .
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1275 Fuel pump exchange
Fuel pressure is too much higher than the target
value.
● Harness or connectors
(The fuel pump circuit is open or
shorted.)
● Fuel pump
● Fuel rail pressure sensor
SEF817Y
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