Suzuki Self-Diagnostic Codes

Code Malfunction
C00  None No defective
C11 Camshaft position sensor (CMPS)
C12 Crankshaft position sensor (CKPS)
C13 Intake air pressure sensor (IAPS)
C14 Throttle position sensor (TPS)
C15 Engine coolant temperature sensor (ECTS)
C21 Intake air temperature sensor (IATS)
C22 Atmospheric pressure sensor (APS)
C23 Tip-over sensor (TOS)
C24 Ignition signal #1( IG coil #1) For #1 cylinder
C25 Ignition signal #2 (IG coil #2) For #2 cylinder
C26 Ignition signal #3 (IG coil #3) For #3 cylinder
C27 Ignition signal #4 (IG coil #4) For #4 cylinder
C28 Secondary throttle valve actuator (STVA)
C29 Secondary throttle position sensor (STPS)
C31 Gear position signal (GP switch)
C32 Primary Injector signal #1 For #1 cylinder
C33 Primary Injector signal #2 For #2 cylinder
C34 Primary Injector signal #3 For #3 cylinder
C35 Primary Injector signal #4 For #4 cylinder
C36 Secondary Injector signal #1 For #1 cylinder 
C37 Secondary Injector signal #2 For #2 cylinder 
C38 Secondary Injector signal #3 For #3 cylinder 
C39 Secondary Injector signal #4 For #4 cylinder 
C40 Idle speed control valve (ISC valve)
C41 Fuel pump control system (FP control system)
C42 Ignition switch signal (Anti-theft)
C44 Heated oxygen sensor (HO2S)
C46 Exhaust control valve actuator (EXCVA)
C49 PAIR control solenoid valve
C60 Cooling fan control system
C62 EVAP system purge control solenoid valve E-33 only
C91 Vehicle speed sensor
C93 Steering damper solenoid valve

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