Engine Control System Diagnosis - 2.0 (12 Of 15)

• DTC P2123-00: Accelerator Position Sensor 1 Signal Circuit High Input
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for APS Sensor Data
    • Inspection for APS Connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for APS unit
    • Inspection for APS1 Power Circuit
    • Inspection for APS1 Power Circuit Open/Short Circuit
    • Inspection for APS2 Power Circuit
    • Inspection for APS2 Power Circuit Open/Short Circuit
    • Inspection for APS1 Ground Circuit
    • Inspection for APS1 ground circuit break
    • Inspection for APS2 Ground Circuit Inspection
    • Inspection for APS2 ground circuit for short circuit
    • Inspection for APS1 Signal Circuit
    • Inspection for APS1 signal circuit open/short circuit
    • Inspection for APS2 Signal Circuit
    • Inspection for APS2 signal circuit open/short circuit
    • APS Exchange
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2127-00: Accelerator Position Sensor 2 Signal Circuit Low Input
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for APS Sensor Data
    • Inspection for APS Connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for APS unit
    • Inspection for APS1 Power Circuit
    • Inspection for APS1 Power Circuit Open/Short Circuit
    • Inspection for APS2 Power Circuit
    • Inspection for APS2 Power Circuit Open/Short Circuit
    • Inspection for APS1 Ground Circuit
    • Inspection for APS1 ground circuit break
    • Inspection for APS2 Ground Circuit Inspection
    • Inspection for APS2 ground circuit for short circuit
    • Inspection for APS1 Signal Circuit
    • Inspection for APS1 signal circuit open/short circuit
    • Inspection for APS2 Signal Circuit
    • Inspection for APS2 signal circuit open/short circuit
    • APS Exchange
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2128-00: Accelerator Position Sensor 2 Signal Circuit-High Input
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for APS Sensor Data
    • Inspection for APS Connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for APS unit
    • Inspection for APS1 Power Circuit
    • Inspection for APS1 Power Circuit Open/Short Circuit
    • Inspection for APS2 Power Circuit
    • Inspection for APS2 Power Circuit Open/Short Circuit
    • Inspection for APS1 Ground Circuit
    • Inspection for APS1 ground circuit break
    • Inspection for APS2 Ground Circuit Inspection
    • Inspection for APS2 ground circuit for short circuit
    • Inspection for APS1 Signal Circuit
    • Inspection for APS1 signal circuit open/short circuit
    • Inspection for APS2 Signal Circuit
    • Inspection for APS2 signal circuit open/short circuit
    • APS Exchange
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2135-00: Throttle/Pedal Position Sensor/Switch A/B Voltage Correlation
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for MAPS, MAFS, TPS sensor data
      • Notes
      • ETC sensor data (picture)
    • ETC & TPS connector check
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for ETC & TPS unit
      • Notes
      • Installation
      • adjustment
    • Inspection for ETC Motor Control Circuit
    • Inspection for ETC motor control circuit open/short circuit
    • Inspection for TPS Power Circuit
    • Inspection for TPS Power Circuit Open/Short Circuit
    • Check TPS Ground Circuit
    • Inspection for Open in TPS Ground Circuit
    • Inspection for TPS1 Signal Circuit
    • Inspection for TPS1 signal circuit open/short circuit
    • Inspection for TPS2 Signal Circuit
    • Inspection for TPS2 signal circuit open/short circuit
    • ETC & TPS unit replacement
      • Notes
      • adjustment
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2138-00: Accelerator Position Sensor 1 And 2 Signal Voltage Correlation
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for APS Sensor Data
    • Inspection for APS Connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for APS unit
    • Inspection for APS1 Power Circuit
    • Inspection for APS1 Power Circuit Open/Short Circuit
    • Inspection for APS2 Power Circuit
    • Inspection for APS2 Power Circuit Open/Short Circuit
    • Inspection for APS1 Ground Circuit
    • Inspection for APS1 ground circuit break
    • Inspection for APS2 Ground Circuit Inspection
    • Inspection for APS2 ground circuit for short circuit
    • Inspection for APS1 Signal Circuit
    • Inspection for APS1 signal circuit open/short circuit
    • Inspection for APS2 Signal Circuit
    • Inspection for APS2 signal circuit open/short circuit
    • APS Exchange
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2159-00: Vehicle Speed Sensor 'B' Range/Performance (Wheel Speed Sensor)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for sensor data related to vehicle speed
      • Notes
      • Sensor data related to vehicle speed measured by the engine system
      • Vehicle speed-related sensor data measured by the VDC module system
    • Inspection for VDC module connector (connector moisture and fastening inspection)
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for vehicle speed signal circuit open/short circuit
    • Replace VDC Module
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2177-00: System Too Lean Off Idle Bank 1
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Oxygen sensor, MAPS, MAFS, PCSV, injector, DTC inspection related to CVVT system
    • Inspection for air leaks and blockages
      • Notes
      • Intake System
    • Inspection for related sensor
    • Inspection for Leak/blocked fuel line, fuel Pressure
    • Inspection for Injector actuation test
    • Check engine compression Pressure
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2178-00: System Too Rich Off Idle Bank 1
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Oxygen sensor, MAPS, MAFS, PCSV, injector, DTC inspection related to CVVT system
    • Inspection for air leaks and blockages
      • Notes
      • Intake System
    • Inspection for related sensor
    • Inspection for Leak/blocked fuel line, fuel Pressure
    • Inspection for Injector actuation test
    • Check engine compression Pressure
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2181-00: Cooling System Performance
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for ITM valve connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for ITM valve component
      • Notes
      • Installation
      • Replenishing coolant
    • Inspection for ITM Motor Control Circuit
    • Inspection for ITM motor control circuit open/short circuit
    • Inspection for ITM valve ground circuit
    • Inspection for ITM valve power circuit open/short circuit
    • Inspection for ITM valve ground circuit for open wire
    • Inspection for ITM valve signal circuit
    • Inspection for ITM valve signal circuit open/short circuit
    • Replace ITM valve unit
      • Notes
      • Cooling water replenishment (integrated flow control valve (ITM) cooling water filling mode)
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2183-00: Engine Coolant Temperature Sensor 2 Circuit Range/Performance
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for coolant temperature sensor connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for coolant temperature sensor unit
    • Inspection for Coolant temperature sensor data
    • Inspection for coolant temperature sensor signal circuit
    • Inspection for coolant temperature sensor signal circuit open/short circuit
    • Inspection for coolant temperature sensor ground circuit
    • Inspection for coolant temperature sensor ground circuit open circuit
    • Replace coolant temperature sensor
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2184-00: Engine Coolant Temperature Sensor 2 Circuit Low
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for coolant temperature sensor connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for coolant temperature sensor unit
    • Inspection for Coolant temperature sensor data
    • Inspection for coolant temperature sensor signal circuit
    • Inspection for coolant temperature sensor signal circuit open/short circuit
    • Inspection for coolant temperature sensor ground circuit
    • Inspection for coolant temperature sensor ground circuit open circuit
    • Replace coolant temperature sensor
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2185-00: Engine Coolant Temperature Sensor 2 Circuit High
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for coolant temperature sensor connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for coolant temperature sensor unit
    • Inspection for Coolant temperature sensor data
    • Inspection for coolant temperature sensor signal circuit
    • Inspection for coolant temperature sensor signal circuit open/short circuit
    • Inspection for coolant temperature sensor ground circuit
    • Inspection for coolant temperature sensor ground circuit open circuit
    • Replace coolant temperature sensor
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2186-00: Engine Coolant Temperature Sensor 2 Circuit Intermittent/Erratic
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for coolant temperature sensor connector
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for coolant temperature sensor unit
    • Inspection for Coolant temperature sensor data
    • Inspection for coolant temperature sensor signal circuit
    • Inspection for coolant temperature sensor signal circuit open/short circuit
    • Inspection for coolant temperature sensor ground circuit
    • Inspection for coolant temperature sensor ground circuit open circuit
    • Replace coolant temperature sensor
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2187-00: System Too Lean At Idle (←Additive) (Bank 1)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Oxygen sensor, MAPS, MAFS, PCSV, injector, DTC inspection related to CVVT system
    • Inspection for air leaks and blockages
      • Notes
      • Intake System
    • Inspection for related sensor
    • Inspection for Leak/blocked fuel line, fuel Pressure
    • Inspection for Injector actuation test
    • Check engine compression Pressure
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2188-00: System Too Rich At Idle (Bank 1)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Oxygen sensor, MAPS, MAFS, PCSV, injector, DTC inspection related to CVVT system
    • Inspection for air leaks and blockages
      • Notes
      • Intake System
    • Inspection for related sensor
    • Inspection for Leak/blocked fuel line, fuel Pressure
    • Inspection for Injector actuation test
    • Check engine compression Pressure
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2191-00: System Too Lean At Higher Load (Multiple) (Bank 1)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Oxygen sensor, MAPS, MAFS, PCSV, injector, DTC inspection related to CVVT system
    • Inspection for air leaks and blockages
      • Notes
      • Intake System
    • Inspection for related sensor
    • Inspection for Leak/blocked fuel line, fuel Pressure
    • Inspection for Injector actuation test
    • Check engine compression Pressure
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2192-00: System Too Rich At Higher Load (Bank 1)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Oxygen sensor, MAPS, MAFS, PCSV, injector, DTC inspection related to CVVT system
    • Inspection for air leaks and blockages
      • Notes
      • Intake System
    • Inspection for related sensor
    • Inspection for Leak/blocked fuel line, fuel Pressure
    • Inspection for Injector actuation test
    • Check engine compression Pressure
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2195-00: O2 Sensor Signal Stuck Lean (Bank 1 Sensor 1)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for upstream oxygen sensor connector (Connector moisture and fastening inspection)
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for upstream oxygen sensor unit (heater coil inspection)
    • Inspection for upstream oxygen sensor data
    • Inspection for air leaks and blockages
    • Inspection for fuel lines
    • Inspection for cell voltage signal line of the previous oxygen sensor Nernst
    • Upstream oxygen sensor nernst cell voltage signal circuit open/short
    • Inspection for upstream oxygen sensor virtual ground signal wire
    • Inspection for upstream oxygen sensor virtual ground signal circuit open/short
    • Inspection for upstream oxygen sensor current adjust signal circuit
    • Inspection for upstream oxygen sensor current adjust signal circuit open/short
    • Inspection for upstream oxygen sensor pumping cell voltage signal line
    • Upstream oxygen sensor pumping cell voltage signal line open/short check
    • Replacing the upstream oxygen sensor unit
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM
• DTC P2196-00: O2 Sensor Signal Stuck Rich (Bank 1 Sensor 1)
  • Component Location
    • Location
  • DTC Information
    • DTC Description
    • Function and features
    • DTC Setting Condition
    • Possible Cause
  • DTC Inspection
    • DTC Inspection (Present, History)
    • Inspection for upstream oxygen sensor connector (Connector moisture and fastening inspection)
      • Notes
      • Case1
      • Case2
      • Case3
      • Case4
    • Inspection for upstream oxygen sensor unit (heater coil inspection)
    • Inspection for upstream oxygen sensor data
    • Inspection for air leaks and blockages
    • Inspection for fuel lines
    • Inspection for cell voltage signal line of the previous oxygen sensor Nernst
    • Upstream oxygen sensor nernst cell voltage signal circuit open/short
    • Inspection for upstream oxygen sensor virtual ground signal wire
    • Inspection for upstream oxygen sensor virtual ground signal circuit open/short
    • Inspection for upstream oxygen sensor current adjust signal circuit
    • Inspection for upstream oxygen sensor current adjust signal circuit open/short
    • Inspection for upstream oxygen sensor pumping cell voltage signal line
    • Upstream oxygen sensor pumping cell voltage signal line open/short check
    • Replacing the upstream oxygen sensor unit
    • Final DTC Checking
    • "Vehicle S/W Management" when exchanging PCM
      • PCM neutralization procedure (when smart key is applied)
      • ETC Module Learning Procedure
      • Vehicle Identification Number (VIN) Entry Procedure
  • ETM