Hyundai Car 1999-05

2.0L L4 - Auto 5

Print

Trouble Code: P1124



Fuel Trim Adaptive Air System Too Lean

Possible Causes:



Air leaks after the MAF sensor, or in the EGR or PCV system
 
Base engine "mechanical" fault affecting one or more cylinders
 
Exhaust leaks located in front of the HO2S location
 
Fuel control sensor is out of calibration (i.e., ECT, IAT or MAP)
 
Fuel delivery system supplying too little fuel during cruise or idle periods (e.g., faulty fuel pump or dirty, restricted fuel filter)
 
Fuel injector (one or more) dirty or pressure regulator has failed
 
HO2S is contaminated, deteriorated or it has failed
 
Vehicle driven low on fuel or until it ran out of fuel
 

Trouble Code: P1127



Long Term Fuel Trim Multiplier System Too Rich

Possible Causes:



Base engine "mechanical" fault affecting one or more cylinders
 
EVAP system component has failed or canister fuel saturated
 
Exhaust leaks located in front of the HO2S location
 
Fuel control sensor is out of calibration (i.e., ECT, IAT or MAP)
 
Fuel delivery system supplying too much fuel during cruise or idle periods (e.g., faulty fuel pump, or faulty pressure regulator)
 
Fuel injector(s) is leaking or stuck partially open (one or more)
 
HO2S is contaminated, deteriorated or it has failed
 

Trouble Code: P1128



Long Term Fuel Trim Multiplier System Too Lean

Possible Causes:



Air leaks after the MAF sensor, or in the EGR or PCV system
 
Base engine "mechanical" fault affecting one or more cylinders
 
Exhaust leaks located in front of the HO2S location
 
Fuel control sensor is out of calibration (i.e., ECT, IAT or MAP)
 
Fuel delivery system supplying too little fuel during cruise or idle periods (e.g., faulty fuel pump or dirty, restricted fuel filter)
 
Fuel injector (one or more) dirty or pressure regulator has failed
 
HO2S is contaminated, deteriorated or it has failed
 
Vehicle driven low on fuel or until it ran out of fuel
 

Trouble Code: P01134



HO2S-11 (Bank 1 Sensor 1) Transition Time Switch

Possible Causes:



HO2S signal circuit is open or shorted to ground
 
HO2S element is contaminated or it has failed
 
HO2S heater is damaged or has failed
 
Intake air leaks, exhaust manifold leaks or PCV system leaks
 
MAF sensor out of calibration (it may be dirty or contaminated)
 

Trouble Code: P01154



HO2S-21 (Bank 2 Sensor 1) Transition Time Switch

Possible Causes:



HO2S signal circuit is open or shorted to ground
 
HO2S element is contaminated or it has failed
 
HO2S heater is damaged or has failed
 
Intake air leaks, exhaust manifold leaks or PCV system leaks
 
MAF sensor out of calibration (it may be dirty or contaminated)
 

Trouble Code: P01166



HO2S-11 Controller Adaptive Test (Bank 1)

Possible Causes:



Air leaks after the MAF sensor, or in the EGR or PCV system
 
Base engine "mechanical" fault affecting one or more cylinders
 
Exhaust leaks located in front of the A/FS or HO2S location
 
Fuel control sensor is out of calibration (i.e., ECT, IAT or MAP)
 
Fuel delivery system supplying too little fuel during cruise or idle periods (e.g., faulty fuel pump or dirty, restricted fuel filter)
 
Fuel injector (one or more) dirty or pressure regulator has failed
 
HO2S is contaminated, deteriorated or it has failed
 
Vehicle driven low on fuel or until it ran out of fuel
 

Trouble Code: P01372



PCM Segment Time Acquisition Incorrect

Possible Causes:



Target wheel in the crankshaft installed incorrectly
 
CKP sensor signal erratic or invalid
 
CKP sensor signal circuit open or grounded (intermittent fault)
 

Trouble Code: P1502



Open Wire Magnetic Wheel Sensor Malfunction

Possible Causes:



Faulty wheel speed sensor (WSS)
 
Open or short in WSS circuit
 
Faulty PCM
 

Trouble Code: P1505



Idle Charge Actuator Signal Low of Coil #1

Possible Causes:



Open or short to ground in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P1506



Idle Charge Actuator Signal High of Coil #1

Possible Causes:



Short to battery in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P1507



Idle Charge Actuator Signal Low of Coil #2

Possible Causes:



Open or short to ground in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P1508



Idle Charge Actuator Signal High of Coil #2

Possible Causes:



Short to battery in harness
 
Contact resistance in connectors
 
Faulty ICA valve
 

Trouble Code: P01510



Idle Speed Control Actuator Opening Coil Circuit Shorted

Possible Causes:



Idle speed actuator opening coil circuit shorted to system power (B+)
 
Idle speed actuator is damaged or has failed
 
PCM has failed
 

Trouble Code: P01513



Idle Speed Control Actuator Opening Coil Circuit Open

Possible Causes:



Idle speed actuator opening coil circuit open or shorted to ground
 
Idle speed actuator is damaged or has failed
 
PCM has failed
 

Trouble Code: P01521



Power Steering Switch Input Circuit Malfunction

Possible Causes:



Power steering pressure switch circuit open, shorted to ground, shorted to VREF, or shorted to system power (B+)
 
Power steering pressure switch is damaged or has failed
 
PCM has failed
 

Trouble Code: P01529



Customer Snapshot Request Error

Possible Causes:



Transmission control module error
 
Check for trouble codes in the transmission control module
 
TSB 1-40-005 (3/01) contains information about this code
 

Trouble Code: P01552



Idle Speed Control Actuator Closing Coil Circuit Shorted

Possible Causes:



Idle speed actuator closing coil circuit shorted to system power
 
Idle speed actuator is damaged or has failed
 
PCM has failed
 

Trouble Code: P01553



Idle Speed Control Actuator Closing Coil Circuit Open

Possible Causes:



Idle speed actuator closing coil circuit is open or shorted to ground
 
Idle speed actuator is damaged or has failed
 
PCM has failed
 

Trouble Code: P01586



Encoding Signal Circuit Not Rational

Possible Causes:



P/N switch signal circuit is open or shorted to ground
 
P/N switch signal circuit is shorted to system power
 
P/N switch is damaged or has failed
 
PCM has failed
 

Trouble Code: P01602



Serial Communication Problem With The TCM

Possible Causes:



CAN network circuit open or shorted to ground
 
CAN network circuit shorted to VREF or system power (B+)
 
TCM has failed
 

Trouble Code: P01605



Rough Road Sensor Circuit Malfunction

Possible Causes:



Acceleration sensor circuit is open or shorted to ground
 
Acceleration sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P01606



Rough Road Sensor Circuit Not Valid

Possible Causes:



Acceleration sensor circuit is open or shorted to ground
 
Acceleration sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P01611



MIL Request Signal Circuit Low Input

Possible Causes:



MIL request circuit between the PCM and TCM is open or shorted to ground
 

Trouble Code: P01613



MIL Request Signal Circuit High Input

Possible Causes:



MIL request circuit between the PCM and TCM is shorted to system power
 

Trouble Code: P01624



Cooling Fan Relay Low Circuit

Possible Causes:



Cooling Fan Relay control circuit open or shorted to ground
 
Cooling Fan Relay power circuit from Main Relay is open
 
Cooling Fan Relay is damaged or has failed
 
PCM has failed
 
TSB 00-36-013 (9/00) contains information about this code
 

Trouble Code: P01625



Cooling Fan Relay High Circuit Malfunction

Possible Causes:



Cooling Fan Relay control circuit shorted to system power (B+)
 
Cooling Fan Relay is damaged or has failed
 
PCM has failed
 

Trouble Code: P1690



SMARTRA Error

Possible Causes:



Open or short in antenna or SMARTRA circuit
 
Antenna
 
SMARTRA
 
Faulty transponder
 
Faulty ECM
 

Trouble Code: P1691



Antenna Error

Possible Causes:



Open or short in antenna or SMARTRA circuit
 
Antenna
 
SMARTRA
 
Faulty transponder
 
Faulty ECM
 

Trouble Code: P1693



Antenna Error

Possible Causes:



Open or short in antenna or SMARTRA circuit
 
Antenna
 
SMARTRA
 
Faulty transponder
 
Faulty ECM
 

Trouble Code: P1694



ECM Signal Error

Possible Causes:



Open or short in antenna or SMARTRA circuit
 
Antenna
 
SMARTRA
 
Faulty transponder
 
Faulty ECM
 

Trouble Code: P1695



EEPROM Error

Possible Causes:



Open or short in antenna or SMARTRA circuit
 
Antenna
 
SMARTRA
 
Faulty transponder
 
Faulty ECM
 

Trouble Code: P01709



A/T Kick Down Servo Switch Circuit Malfunction

Possible Causes:



Kick Down servo switch circuit open between switch and PCM
 
Kick Down servo switch circuit is shorted to ground
 
Kick Down servo switch is damaged or has failed
 
TCM has failed
 

Trouble Code: P2096



Post Catalyst Fuel Trim System Too Lean (Bank 1)

Possible Causes:



Three way catalytic converter (TWC)
 
Rear HO2S
 

Trouble Code: P2097



Post Catalyst Fuel Trim System Too Rich (Bank 1)

Possible Causes:



Three way catalytic converter (TWC)
 
Rear HO2S
 

Trouble Code: P2195



HO2S Signal Stuck Lean (Bank 1 Sensor 1)

Possible Causes:



Contact resistance in connectors
 
Faulty HO2S
 

Trouble Code: P2196



HO2S Signal Stuck Rich (Bank 1 Sensor 1)

Possible Causes:



Contact resistance in connectors
 
Faulty HO2S
 

Trouble Code: P2231



HO2S Signal Circuit Shorted To Heater Circuit (Bank 1 Sensor 1)

Possible Causes:



Contact resistance in connectors
 
Interference in HO2S
 

Trouble Code: P2237



HO2S Pumping Current Circuit/Open Bank 1, Sensor 1

Possible Causes:



Contact resistance in connectors
 
Open or short to ground in HO2S circuit
 
Front HO2S sensor
 

Trouble Code: P2243



HO2S Reference Voltage Circuit/Open Bank 1, Sensor 1

Possible Causes:



Contact resistance in connectors
 
Open or short to ground in HO2S circuit
 
Front HO2S sensor
 

Trouble Code: P2251



HO2S Reference Ground Circuit/Open Bank 1, Sensor 1

Possible Causes:



Contact resistance in connectors
 
Open or short to ground in HO2S circuit
 
Front HO2S sensor
 

 
label.common.footer.alt.autozoneLogo