Ford Escape 2020-2024 Service Manual / Powertrain / Engine / Fuel Charging and Controls - Turbocharger - 2.0L EcoBoost (177kW/240PS) – MI4 / Diagnosis and Testing - Turbocharger Controls

Ford Escape: Fuel Charging and Controls - Turbocharger - 2.0L EcoBoost (177kW/240PS) – MI4 / Diagnosis and Testing - Turbocharger Controls

Diagnostic Trouble Code (DTC) Chart

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Module	DTC	Description	Action
PCM	P0034:00	Turbocharger/Supercharger Bypass Valve 'A' Control Circuit Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0035:00	Turbocharger/Supercharger Bypass Valve 'A' Control Circuit High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P00C1:00	Turbocharger/Supercharger Bypass Valve 'B' Control Circuit Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P00C2:00	Turbocharger/Supercharger Bypass Valve 'B' Control Circuit High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0234:00	Turbocharger/Supercharger 'A' Overboost Condition: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0243:00	Turbocharger/Supercharger Wastegate Actuator 'A': No Sub Type Information	GO to Pinpoint Test HN
PCM	P0244:00	Turbocharger/Supercharger Wastegate Actuator 'A' Range/Performance: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0245:00	Turbocharger/Supercharger Wastegate Actuator 'A' Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0246:00	Turbocharger/Supercharger Wastegate Actuator 'A' High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0247:00	Turbocharger/Supercharger Wastegate Actuator 'B': No Sub Type Information	GO to Pinpoint Test HN
PCM	P0248:00	Turbocharger/Supercharger Wastegate Actuator 'B' Range/Performance: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0249:00	Turbocharger/Supercharger Wastegate Actuator 'B' Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0250:00	Turbocharger/Supercharger Wastegate Actuator 'B' High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P0299:00	Turbocharger/Supercharger 'A' Underboost Condition: No Sub Type Information	GO to Pinpoint Test HN
PCM	P100F:00	Wastegate Control Pressure/BARO Correlation: No Sub Type Information	GO to Pinpoint Test HN
PCM	P1011:00	Wastegate Control Pressure Sensor Circuit Range/Performance: No Sub Type Information	GO to Pinpoint Test HN
PCM	P1012:00	Wastegate Control Pressure Sensor Circuit Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P1013:00	Wastegate Control Pressure Sensor Circuit High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P1014:00	Wastegate Control Pressure Sensor Circuit Intermittent/Erratic: No Sub Type Information	GO to Pinpoint Test HN
PCM	P1015:00	Wastegate Control Pressure Lower Than Expected: No Sub Type Information	GO to Pinpoint Test HN
PCM	P1016:00	Wastegate Control Pressure Higher Than Expected: No Sub Type Information	GO to Pinpoint Test HN
PCM	P25B3:00	Turbocharger/Supercharger Wastegate 'A' Stuck Open: No Sub Type Information	GO to Pinpoint Test HN
PCM	P25B4:00	Turbocharger/Supercharger Wastegate 'A' Stuck Closed: No Sub Type Information	GO to Pinpoint Test HN
PCM	P25B5:00	Turbocharger/Supercharger Wastegate 'B' Stuck Open: No Sub Type Information	GO to Pinpoint Test HN
PCM	P25B6:00	Turbocharger/Supercharger Wastegate 'B' Stuck Closed: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2AB7:00	Wastegate Position Sensor 'A' Circuit: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2AB8:00	Wastegate Position Sensor 'A' Circuit Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2AB9:00	Wastegate Position Sensor 'A' Circuit High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2ABA:00	Wastegate Position Sensor 'B' Circuit: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2ABB:00	Wastegate Position Sensor 'B' Circuit Low: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2ABC:00	Wastegate Position Sensor 'B' Circuit High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2ABD:00	Turbocharger/Supercharger Wastegate Actuator 'A' Driver Current/Temperature Too High: No Sub Type Information	GO to Pinpoint Test HN
PCM	P2ABE:00	Turbocharger/Supercharger Wastegate Actuator 'B' Driver Current/Temperature Too High: No Sub Type Information	GO to Pinpoint Test HN

Global Customer Symptom Code (GCSC) Chart

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Symptom	Action
Driving Performance > Lack/Loss of Power > Acceleration > Always	GO to Pinpoint Test HN
Driving Performance > Lack/Loss of Power > Cruise/ Steady Speed > Always	GO to Pinpoint Test HN

Pinpoint Tests

PINPOINT TEST HN: TURBOCHARGER SYSTEM

Introduction

NOTE: To recreate the original conditions that set the DTC or caused the symptom, the vehicle may require driving.

Normal Operation and Fault Conditions

Refer to the DTC Fault Trigger Conditions.

DTC Fault Trigger Conditions

DTC	Description	Fault Trigger Condition
PCM P0034:00	Turbocharger/Supercharger Bypass Valve 'A' Control Circuit Low: No Sub Type Information	Sets when the PCM detects an open circuit or a short to ground from the turbocharger bypass valve (TCBY) circuit. This DTC only sets when the valve is commanded closed.
PCM P0035:00	Turbocharger/Supercharger Bypass Valve 'A' Control Circuit High: No Sub Type Information	Sets when the PCM detects high voltage from the turbocharger bypass valve (TCBY) circuit. This DTC only sets when the valve is commanded open.
PCM P00C1:00	Turbocharger/Supercharger Bypass Valve 'B' Control Circuit Low: No Sub Type Information	Sets when the PCM detects an open circuit or a short to ground from the turbocharger bypass 2 (TCBY2) circuit. This DTC only sets when the valve is commanded closed.
PCM P00C2:00	Turbocharger/Supercharger Bypass Valve 'B' Control Circuit High: No Sub Type Information	Sets when the PCM detects high voltage from the turbocharger bypass 2 (TCBY2) circuit. This DTC only sets when the valve is commanded open.
PCM P0234:00	Turbocharger/Supercharger 'A' Overboost Condition: No Sub Type Information	FORD GT Sets when the PCM detects the turbocharger system TCBP PID value is greater than a calibrated threshold, or the turbocharger system TCBP PID value is greater than the turbocharger boost pressure desired value for a calibrated length of time. This DTC may also set if the calculated turbocharger turbine speed is greater than a calibrated threshold, or the calculated turbocharger turbine speed difference between bank 1 and bank 2 is greater than a calibrated threshold. Check tubing for restrictions, cracks and incorrect fitting connections. Check the turbocharger wastegate regulating valve solenoid for correct operation. ALL OTHERS This DTC sets when the turbocharger system TCBP PID value is greater than a calibrated threshold, or the turbocharger system TCBP PID value is greater than the turbocharger boost pressure (TCBP) desired value for a calibrated length of time. Check tubing for restrictions, cracks and incorrect fitting connections. Check the turbocharger wastegate regulating valve solenoid for correct operation.
PCM P0243:00	Turbocharger/Supercharger Wastegate Actuator 'A': No Sub Type Information	Sets when the PCM detects the TCWGM1+ and TCWGM1- circuits are reversed. Verify the TCWGM1+ and TCWGM1- circuit positions are correct in the harness connector.
PCM P0244:00	Turbocharger/Supercharger Wastegate Actuator 'A' Range/Performance: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate motor 1 is slow to respond to the commanded position. Inspect the wastegate motor linkage for physical damage or binding.
PCM P0245:00	Turbocharger/Supercharger Wastegate Actuator 'A' Low: No Sub Type Information	Sets when the PCM detects an open circuit or a short to ground from the TCWRVS circuit. This DTC only sets when the solenoid valve is energized.
PCM P0246:00	Turbocharger/Supercharger Wastegate Actuator 'A' High: No Sub Type Information	Sets when the PCM detects high voltage from the TCWRVS circuit. This DTC only sets when the solenoid valve is energized.
PCM P0247:00	Turbocharger/Supercharger Wastegate Actuator 'B': No Sub Type Information	Sets when the PCM detects the TCWGM2+ and TCWGM2- circuits are reversed. Verify the TCWGM2+ and TCWGM2- circuit positions are correct in the harness connector.
PCM P0248:00	Turbocharger/Supercharger Wastegate Actuator 'B' Range/Performance: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate motor 2 is slow to respond to the commanded position. Inspect the wastegate motor linkage for physical damage or binding.
PCM P0249:00	Turbocharger/Supercharger Wastegate Actuator 'B' Low: No Sub Type Information	Sets when the PCM detects an open circuit or a short to ground from the TCWRVS circuit.
PCM P0250:00	Turbocharger/Supercharger Wastegate Actuator 'B' High: No Sub Type Information	Sets when the PCM detects high voltage from the TCWRVS circuit.
PCM P0299:00	Turbocharger/Supercharger 'A' Underboost Condition: No Sub Type Information	Sets when the PCM detects the actual turbocharger boost pressure (TCBP) value is less than the desired turbocharger boost pressure (TCBP) value by 27.6 kPa (4 psi) or more for 5 seconds, indicating an under boost condition. Check tubing for restrictions, cracks and incorrect fitting connections. Check the turbocharger wastegate regulating valve solenoid for correct operation.
PCM P100F:00	Wastegate Control Pressure/BARO Correlation: No Sub Type Information	Sets when the PCM detects the difference between the wastegate vacuum sensor reading is greater than the barometric pressure (BARO) sensor, MAP sensor and the turbocharger boost pressure (TCBP) sensor readings by a calibrated threshold at KOEO, and the fault timer has exceeded the calibrated time threshold. The typical sensor difference threshold is 8.47 kPa (1.23 psi) and time threshold is 5 seconds.
PCM P1011:00	Wastegate Control Pressure Sensor Circuit Range/Performance: No Sub Type Information	Sets when the PCM detects the wastegate vacuum sensor reading has exceeded the atmospheric pressure by greater than a calibrated threshold and the fault timer has exceeded the calibrated time threshold. The typical maximum threshold is 10.16 kPa (1.47 psi) and time threshold is 5 seconds.
PCM P1012:00	Wastegate Control Pressure Sensor Circuit Low: No Sub Type Information	Sets when the PCM detects the wastegate vacuum sensor reading is less than a calibrated threshold and the fault timer has exceeded the calibrated time threshold indicating a short to SIGRTN or ground. The typical minimum threshold is 0.2V and time threshold is 5 seconds.
PCM P1013:00	Wastegate Control Pressure Sensor Circuit High: No Sub Type Information	Sets when the PCM detects the wastegate vacuum sensor reading is greater than a calibrated threshold and the fault timer has exceeded the calibrated time threshold indicating an open circuit or a short to voltage. The typical maximum threshold is 4.93 V and time threshold is 5 seconds.
PCM P1014:00	Wastegate Control Pressure Sensor Circuit Intermittent/Erratic: No Sub Type Information	Sets when the PCM detects the wastegate vacuum sensor reading is less than or greater than the minimum or maximum calibrated thresholds and the fault counter has exceeded the calibrated count threshold indicating an intermittent open or short circuit. The typical minimum and maximum threshold is 0.2 V and 4.93 V and the count threshold is 25.
PCM P1015:00	Wastegate Control Pressure Lower Than Expected: No Sub Type Information	Sets when the PCM detects the measured wastegate vacuum sensor reading is less than the expected reading by greater than the calibrated threshold and the fault timer has exceeded the calibrated time threshold. The typical difference threshold is 16.93 kPa (2.46 psi) and time threshold is 5 seconds.
PCM P1016:00	Wastegate Control Pressure Higher Than Expected: No Sub Type Information	Sets when the PCM detects the measured wastegate vacuum sensor reading is higher than the expected reading by greater than the calibrated threshold and the fault timer has exceeded the calibrated time threshold. The typical difference threshold is 16.93 kPa (2.46 psi) and time threshold is 5 seconds.
PCM P25B3:00	Turbocharger/Supercharger Wastegate 'A' Stuck Open: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate 1 is at a greater angle than commanded. Check the turbocharger wastegate motor linkage for stuck or binding concern.
PCM P25B4:00	Turbocharger/Supercharger Wastegate 'A' Stuck Closed: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate 1 is at a lower angle than commanded. Check the turbocharger wastegate motor linkage for stuck or binding concern.
PCM P25B5:00	Turbocharger/Supercharger Wastegate 'B' Stuck Open: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate 2 is at a greater angle than commanded. Check the turbocharger wastegate motor linkage for stuck or binding concern.
PCM P25B6:00	Turbocharger/Supercharger Wastegate 'B' Stuck Closed: No Sub Type Information	This DTC sets when Sets when the PCM detectsthe turbocharger wastegate 2 is at a lower angle than commanded. Check the turbocharger wastegate motor linkage for stuck or binding concern.
PCM P2AB7:00	Wastegate Position Sensor 'A' Circuit: No Sub Type Information	Sets when the PCM detects the TCWP1 circuit voltage is greater than or less than a calibrated threshold.
PCM P2AB8:00	Wastegate Position Sensor 'A' Circuit Low: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate position 1 sensor is out of self-test range low.
PCM P2AB9:00	Wastegate Position Sensor 'A' Circuit High: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate position 1 sensor is out of self-test range high.
PCM P2ABA:00	Wastegate Position Sensor 'B' Circuit: No Sub Type Information	Sets when the PCM detects the TCWP2 circuit voltage is greater than or less than a calibrated threshold.
PCM P2ABB:00	Wastegate Position Sensor 'B' Circuit Low: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate position 2 sensor is out of self-test range low.
PCM P2ABC:00	Wastegate Position Sensor 'B' Circuit High: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate position 2 sensor is out of self-test range high.
PCM P2ABD:00	Turbocharger/Supercharger Wastegate Actuator 'A' Driver Current/Temperature Too High: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate motor 1 driver current is greater than a calibrated threshold.
PCM P2ABE:00	Turbocharger/Supercharger Wastegate Actuator 'B' Driver Current/Temperature Too High: No Sub Type Information	Sets when the PCM detects the turbocharger wastegate motor 2 driver current is greater than a calibrated threshold.

Possible Sources

Intake air system concern
Turbocharger bypass valve circuitry concern
Wastegate control hose
Wastegate vacuum sensor
Turbocharger bypass valve (9K378)
Turbocharger wastegate regulating solenoid (9961 pressure actuated, 9E882 vacuum actuated)
Turbocharger wastegate motor (9G488)
Wastegate vacuum sensor (9F479)
PCM (12A650)

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