FUEL SYSTEM (PGM-FI)
5-20
DTC 2-1 (MAP SENSOR HOSE
CONNECTION)
• Before starting the inspection, check for loose or
poor contact on the MAP sensor 3P (Black) con-
nector and ECM 33P connectors, then recheck
the DTC.
1. MAP Sensor System Inspection
Turn the ignition switch ON and engine stop
switch "
".
Start the engine and check the MAP sensor with
the HDS pocket tester at idle speed.
Is the reading changed?
YES
–
Intermittent failure
NO
–
GO TO STEP 2.
2. MAP sensor hose inspection
Turn the ignition switch OFF.
Check for connection and installation of the MAP
sensor vacuum hose.
Is the MAP sensor vacuum hose connection cor-
rect?
YES
–
GO TO STEP 3.
NO
–
Correct the hose installation
3. MAP Sensor System Inspection
Replace the MAP sensor with a known good one
(page 5-93).
Turn the ignition switch ON and engine stop
switch "
".
Start the engine and check the MAP sensor with
the HDS pocket tester at idle speed.
Is the reading changed?
YES
–
Faulty original MAP sensor
NO
–
Replace the ECM with a known good
one, and recheck; refer to Key Registra-
tion Procedures (page 21-6)
VACUUM HOSES
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
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