2006-2009 Suzuki LT-R450 Service Manual, Page 162Get this manual

2006-2009 Suzuki LT-R450 Service Manual, Page 162

FI SYSTEM DIAGNOSIS 7) Remove the headlight assembly(c:::J'4-33) 8) Disconnect the ECM coupler9) Check the continuity between
YES NO Go to Step (c:::J' 4-31) and go to Step 2Red wire or GB wire open, or GB wire shorted to ground 11 )After repairing
the trouble, clear the DTC using SDS tool(c:::J' 4-25) Step 1) Connect the lAP sensor coupler and ECM coupler2) Insert the
needle pointed probes to the lead wire coupler3) Start the engine at idle speed and measure the lAP sensor output voltage
at the wire side coupler (between GB and BBr wires)lAP sensor output voltage: Approx2.7 at idle speed (C) GIBBBr) ,';&109900-25008:
Multi-circuit tester set 09900-25009: Needle pointed probe set Tester knob indication: Voltage (=-=-=) Is the voltage OK?