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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Engine Controls And Fuel - 1.8L (LKN) - DTC P0446-DTC P31BF And Symptoms) >> Diagnostic Information and Procedures >> DTC P1427-P142A or P1437 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open High Resistance Short to Voltage Signal Performance
Exhaust Gas Temperature Sensor 1 Signal P040C P040D P040D, P1427, P1428 P040D* P040B, P1427, P1428
Exhaust Gas Temperature Sensor 1 Low Reference - P040D P040D, P1427, P1428 P040D* P040B, P1427, P1428
Exhaust Gas Temperature Sensor 2 Signal P041C P041D P041D, P1429, P142A P041D* P041B, P1429, P142A
Exhaust Gas Temperature Sensor 2 Low Reference - P041D P041D, P1429, P142A P041D* P041B, P1429, P142A
* Internal ECM or Sensor damage may occur if the circuit is shorted to B+
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