Yamaha TMAX 2020 Service Manual

9-43SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLEP0107P0108[P0107] Intake airpressure sensor:ground short circuitdetected.[P0108] Intake airpressure sensor:open or power shortcircuit detected.[P0107] Low voltageof the intake airpressure sensor cir-cuit (0.5 V or less)[P0108] High volt-age of the intake airpressure sensor cir-cuit (4.8 V or more)• Defective couplerbetween intake airpressure sensorand ECU.• Open or short cir-cuit in wire har-ness betweenintake air pressuresensor and ECU.• Defective intakeair pressure sen-sor.• Malfunction inECU.Engine idling speedis unstable.Engine response ispoor.Loss of engine pow-er.Increased exhaustemissions.Intake air pressureis fixed to 101.3[kPa].–N is fixed.Fuel is not cut offdue to the intake airpressure difference.O 2 feedback is notcarried out.ISC feedback is notcarried out.ISC learning is notcarried out.Cruise control sys-tem cannot be oper-ated.P0112P0113[P0112] Intake airtemperature sensor:ground short circuitdetected.[P0113] Intake airtemperature sensor:open or power shortcircuit detected.[P0112] Low voltageof the intake air tem-perature sensor cir-cuit (0.1 V or less)[P0113] High volt-age of the intake airtemperature sensorcircuit (4.8 V ormore)• Defective couplerbetween intake airtemperature sen-sor and ECU.• Open or short cir-cuit in wire har-ness betweenintake air tempera-ture sensor andECU.• Improperly in-stalled intake airtemperature sen-sor.• Defective intakeair temperaturesensor.• Malfunction inECU.Engine is difficult tostart.Increased exhaustemissions.Engine idling speedis unstable.The intake air tem-perature is fixed to20 [C].O 2 sensor heaterdriving is not carriedout.O 2 feedback is notcarried out.ISC feedback is notcarried out.ISC learning is notcarried out.Cruise control sys-tem cannot be oper-ated.DTC Item Probable cause ofmalfunction Vehicle symptom Fail-safe systemoperation