DTC U2473 Mazda
EGR Position Sensor Signal Performance
EGR Position Sensor Signal Performance
Description
Engine started; system voltage over 10.5v and the PCM detected that the EGR flow (or valve movement) was not what was expected during the test period.
Cause and Solution
EGR Sensor signal circuit is open or shorted to groundEGR Sensor 5v supply circuit is open or has high resistanceEGR Sensor ground circuit is openEGR solenoid control circuit has a problemEGR valve actuator loose, sticking, blocked or improperly groundedEGR Sensor is damaged or has failedIntermittent conditionPCM has failed
Video Guide
Diagnostic Info
- DTC Code: U2473
- Brand: Mazda