Suzuki VZR1800 2008 User Manual

5-94 FI SYSTEM DIAGNOSIS
“C60” (P0480) COOLING FAN RELAY CIRCUIT MALFUNCTION
INSPECTION
Step 1
1) Turn the ignition switch OFF.
2) Remove the right frame side cover. (#9-5)
3) Check the cooling fan relay coupler for loose or poor contacts.
If OK, then inspection the cooling fan relay. (#8-8)
Is the cooling fan relay OK?
4) After repairing the trouble, clear the DTC using SDS tool.
(#5-26)
DETECTED CONDITION POSSIBLE CAUSE
Cooling fan relay signal is not input to ECM. • Cooling fan relay circuit open or short
• ECM malfunction
ECM
Side-stand
relay
Ignition
switch
FAR
O/R
O/B
Cooling fan
motor
Cooling fan
relay
To Side-stand
switch
1
YES
• O/B and O/R wire open or shorted to ground, or
poor c connection
• If wire and connection are OK, intermittent trou-
ble or faulty ECM.
• Recheck each terminal and wire harness for
open circuit and poor connection.
• Replace the ECM with a known good one, and
inspect it again.
NO Replace the cooling fan relay with a new one.
ECM coupler (Harness side)
1
(Black) (Gray)

Suzuki VZR1800 2008 Specifications

General

Displacement	1783 cc
Bore x Stroke	112.0 mm x 90.5 mm
Compression Ratio	10.5:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Transmission	5-speed constant mesh
Final Drive	Shaft drive
Front Suspension	Inverted telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Brakes	Dual hydraulic disc
Rear Brakes	Single hydraulic disc
Engine Type	4-stroke, liquid-cooled, DOHC, V-twin
Front Tire	130/70R18M/C 63H
Overall Length	2485mm (97.8 inches)
Overall Height	1185 mm
Ground Clearance	140 mm (5.5 in)
Seat Height	705 mm
Curb Weight	347 kg