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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 30 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> Starter Solenoid Does Not Click >> Component Testing >> Relay Test

Relay Test

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the appropriate relay.
  2. Test for 70 - 150 Ω between terminals (85 or 1) and (86 or 2).
    • If less than 70 or greater than 150 Ω 

      Replace the relay.

    • If between 70 - 150 Ω 
  3. Test for infinite resistance between the terminals listed below:
    • (30 or 3) and (86 or 2)
    • (30 or 3) and (87 or 5)
    • (30 or 3) and (85 or 1)
    • (85 or 1) and (87 or 5)
    • (86 or 2) and (87 or 5)
    • If less than infinite resistance 

      Replace the relay.

    • If infinite resistance 
  4. Install a 3 A fused jumper wire between relay terminal (85 or 1) and 12 V. Install a jumper wire between relay terminal (86 or 2) and ground.
  5. Test for less than 5.0 Ω between terminals (30 or 3) and (87 or 5).
    • If 5.0 Ω or greater 

      Replace the relay.

    • If less than 5.0 Ω 
  6. All OK
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