P1421 – Exhaust gas recirculation (EGR) system -voltage high (Saab)

By BAT Team (Contact Me)
Last Updated 2023-11-21
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CodeFault LocationProbable Cause
P1421 Exhaust gas recirculation (EGR) system -voltage high
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Wiring open/short to positive, EGR solenoid, ECM

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