FUEL INJECTION SYSTEM
8-47
Fault code No. 13 Symptom Front cylinder intake air pressure sensor: open or short
circuit detected.
Diagnostic code No. 03 Front cylinder intake air pressure sensor
Order Item/components and probable
cause
Check or maintenance job Reinstatement
method
1 Connections
• Front cylinder intake air pressure
sensor coupler
• Main wire harness ECU coupler
• Check the coupler for any pins
that may be pulled out.
• Check the locking condition of
the coupler.
• If there is a malfunction, repair it
and connect the coupler se-
curely.
Turning the
main switch to
“ON”.
2 Open or short circuit in wire harness. • Repair or replace if there is an
open or short circuit.
• Between front cylinder intake air
pressure sensor coupler and
ECU coupler.
(black/blue–black/blue)
(pink–pink)
(blue–blue)
3 Defective front cylinder intake air
pressure sensor.
• Execute the diagnostic mode.
(Code No.03)
• Replace if defective.
Refer to “CHECKING THE IN-
TAKE AIR PRESSURE SEN-
SORS” on page 8-101.
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