FUEL INJECTION SYSTEMFault code N o. 26Item I ntake ai r pressure senso r 2: hose system malfunction(clogged or detached hose) .Procedure Sh ilt the transmission into gear, extend the sidestand, and thenoperate the throttle while pushing the " " side of the starVenginestop switc h. (If the display value changes, the performance is OK.)Item Probable cause of Maintenance job Confirmation of servicem alfunction and check co mplet ion1 Condition of intake air pres- Clogged or detached hose -+ Start the engine and let it idlesure sensor 2 hose. Repair or replace the sensor for approximately 5 second s.Check the intake air pressure hose. Fault code nu mber is not dis-sensor hose condition. played -+ Service is finished.Fault code number is dis-played -+ Go to item 2.2 Defective intake air pressure Execute the diagnosticsensor 2. mode. (Code No. 04)When engine is stopped:Atmospheric pressure at thecurrent altitude and weatherconditions is indicated.At sea level: Approx. 101 kPa(757.6 mmHg, 29.8 inHg)1000 m (3300 It) above sealeve l: Approx. 90 kPa (6 75.1mmHg, 26 .6 inHg)2 000 m (6700 It) above sealeve l: Approx. 80 kPa (600.0mmHg, 23 .6 inHg)3000 m (9800 It) above sealeve l: Approx. 70 kPa (525.0mmHg, 20 .7 inHg)When engine is cranking:Make sure that the indicationvalue changes.The value does not changewhen engine is cranking. -+Check the intake air pressuresensor 2.Replace if defective.Refer to "CHECKING THEINTAKE AIR PRESSURESENSOR" on page 8-109.TIP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~• If fault code numbers "25" and "26" are both in dicated , take the actions specified for fault code number"25" fir st.• If fault code numbers "26" and "37'' are both in dicated , take the actions specified for fault code number"26" first.8-55
