| Specification |
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Item
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Specification
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| Coil Resistance (Ω) | 2.37 - 2.7 |
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Item
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Specification
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| Opened Voltage (V) | 0.7 - 1.3 |
| Closed Voltage (V) | 3.9 - 4.5 |
DescriptionThe Electric EGR Control Valve is installed in between the EGR cooler and the exhaust line and is a solenoid valve. This valve controls EGR (Exhaust Gas Recirculation) amount by the ECM's duty control signal depending on engine load and the need of intake air.
Signal WaveformFig.1) Duty control [EEGR Motor (-)] at deceleration or idleFig.2) Duty control [EEGR Motor (+)] at acceleration
Replacement1.Remove the battery (-) terminal.2.Remove the engine room under cover.(Refer to Engine Mechanical System - "Engine Room Under Cover")3.Remove the heater hose (A) and AEWP hose (B).4.Disconnect the lock pin to remove the heater hose pump connector (A).
Inspection1.Connect the battery voltage and check the blower motor rotation.2.If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation.3.Replace the blower motor if it is proved that there is a problem with it.