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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine Controls And Fuel - 2.0L (LUZ) Diesel - DTC P2122 To DTC P2689 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2510: Engine Controls Ignition Relay Feedback >> Component Testing >> Relay Test

Relay Test

WARNING: This page is about a different variant/trim than selected.
  1. Ignition OFF, disconnect the KR75 Engine Controls Ignition Relay.
  2. Test for 70-110 Ω between terminals 2 and 1.
    • If less than 70 Ω or greater than 110 Ω 

      Replace the relay.

    • If between 70-110 Ω 
  3. Test for infinite resistance between the terminals listed below:
    • 3 and 1
    • 3 and 5
    • 3 and 2
    • 2 and 5
    • If less than infinite resistance 

      Replace the relay.

    • If infinite resistance 
  4. Install a 20 A fused jumper wire between relay terminal 2 and 12 V. Install a jumper wire between relay terminal 1 and ground.
  5. Test for less than 2 Ω between terminals 3 and 5.
    • If 2 Ω or greater 

      Replace the relay.

    • If less than 2 Ω 
  6. All OK.
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