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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 P2600-P2603 >> 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
Auxiliary Coolant Pump Relay Coil Ignition Voltage - P2600 1 P2601
Auxiliary Coolant Pump Relay Control P2600, P2602, 2 P2600, P2602, 1 P2600, P2603 P2601
  1. Auxiliary coolant pump inoperative.
  2. Auxiliary coolant pump always ON
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