Curtis Instruments 1236 - Troubleshooting Chart: Codes 44-47


#URTIS-ANUAL/3 
4ABLE 42/5",%3(//4).'#(!24CONTINUED
  02/'2!--%2,#$$)30,!9

#/$%

%&&%#4/&&!5,
4

0/33)",%#!53%

3%4#,%!2#/.$)4)/.3

$)!'./34)#342/5",%3(//4).'
  0OT7IPER,OW  3EE-ONITORMENUw)NPUTS 3ET0OTWIPERPINVOLTAGE

&ULL"RAKE
  0OT2AW ISLOWERTHANTHELOWFAULTTHRESHOLD
    0OTWIPERVOLTAGETOOLOW CANBECHANGEDWITHTHE6#,FUNCTION
  
3ETUP?0OT?&AULTS
   #LEAR"RING0OTWIPERVOLTAGE
     ABOVETHEFAULTTHRESHOLD
  0OT,OW/VERCURRENT  3EE-ONITORMENUw/UTPUTS 3ET0OTLOWPINCURRENTEXCEEDSM!

3HUTDOWN4HROTTLE
  0OT,OW #LEAR#LEARPOTLOWOVERCURRENTCONDITION
 &ULL"RAKE  #OMBINEDPOTRESISTANCECONNECTED ANDCYCLE+3)
    TOPOTLOWISTOOLOW
  %%02/-&AILURE  &AILURETOWRITETO%%02/- 3ET#ONTROLLEROPERATINGSYSTEMTRIEDTO


  MEMORY4HISCANBECAUSEDBY WRITETO%%02/-MEMORYANDFAILED
    %%02/-MEMORYWRITESINITIATED #LEAR$OWNLOADTHECORRECTSOFTWARE/3
    BY6#,BYTHE#!.BUSBY ANDMATCHINGPARAMETERDEFAULTSETTINGS
    ADJUSTINGPARAMETERSWITHTHE INTOTHECONTROLLERANDCYCLE+3)
    PROGRAMMERORBYLOADINGNEW
    SOFTWAREINTOTHECONTROLLER




  (0$3EQUENCING&AULT  +3)INTERLOCKDIRECTIONANDTHROTTLE 3ET(0$(IGH0EDAL$ISABLEOR

3HUTDOWN4HROTTLE
  INPUTSAPPLIEDININCORRECTSEQUENCE SEQUENCINGFAULTCAUSEDBYINCORRECT
    &AULTYWIRINGCRIMPSORSWITCHESAT SEQUENCEOF+3)INTERLOCKDIRECTIONAND
    +3)INTERLOCKDIRECTIONORTHROTTLE THROTTLEINPUTS
    INPUTS #LEAR2EAPPLYINPUTSINCORRECTSEQUENCE
    3EE-ONITORMENUw)NPUTS
  %MER2EV(0$  %MERGENCY2EVERSEOPERATIONHAS 3ET!TTHECONCLUSIONOF%MERGENCY

3HUTDOWN4HROTTLE
  CONCLUDEDBUTTHETHROTTLEFORWARD 2EVERSETHEFAULTWASSETBECAUSEVARIOUS
 3HUTDOWN%-"RAKE  ANDREVERSEINPUTSANDINTERLOCK INPUTSWERENOTRETURNEDTONEUTRAL
    HAVENOTBEENRETURNEDTONEUTRAL #LEAR)F%-2?)NTERLOCK/NCLEARTHE
     INTERLOCKTHROTTLEANDDIRECTIONINPUTS
      )F%-2?)NTERLOCK/FFCLEARTHE
     THROTTLEANDDIRECTIONINPUTS
  0ARAMETER#HANGE&AULT  4HISISASAFETYFAULTCAUSEDBYA 3ET!DJUSTMENTOFAPARAMETERSETTING

3HUTDOWN-OTOR
  CHANGEINCERTAINPARAMETER THATREQUIRESCYCLINGOF+3)
 3HUTDOWN-AIN#ONTACTOR  SETTINGSSOTHATTHEVEHICLEWILLNOT #LEAR#YCLE+3)

3HUTDOWN%-"RAKE
  OPERATEUNTIL+3)ISCYCLED

3HUTDOWN4HROTTLE
  &OREXAMPLEIFAUSERCHANGESTHE

&ULL"RAKE
  4HROTTLE4YPETHISFAULTWILLAPPEAR

3HUTDOWN0UMP
  ANDREQUIRECYCLING+3)BEFORETHE
    VEHICLECANOPERATE
n /%-&AULTS  4HESEFAULTSCANBEDElNEDBYTHE
3ET3EE/%-DOCUMENTATION

3EE/%-DOCUMENTATION
  /%-ANDAREIMPLEMENTEDINTHE #LEAR3EE/%-DOCUMENTATION
    APPLICATIONSPECIlC6#,CODE3EE
    /%-DOCUMENTATION
3HUTDOWN-OTOR
3HUTDOWN-AIN#ONTACTOR
3HUTDOWN%-"RAKE
3HUTDOWN4HROTTLE
3HUTDOWN)NTERLOCK
3HUTDOWN$RIVER
3HUTDOWN$RIVER
3HUTDOWN$RIVER
3HUTDOWN$RIVER
3HUTDOWN0$
&ULL"RAKE
3HUTDOWN0UMP