Test 3
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.
- Ignition/Vehicle & All vehicle systems - OffNOTE: It may take up to 2 min for all vehicle systems to power down before an accurate ground or low reference circuit continuity test can be performed.
- Disconnect the electrical connector: P12 Horn
- Test for less than 1 Ω between the test points: Ground circuit terminal 2 & Ground
- If 1 Ω or greater
- Ground Connection - Disconnect
- Test for less than 1 Ω between the test points: Ground circuit terminal 2 & Ground Connection
- If 1 Ω or greater - Repair the open/high resistance in the circuit.
- If less than 1 Ω
- Disconnect the electrical connector: X2 @ X50A Fuse Block - Underhood
- Test for less than 1 Ω between the test points: Control circuit terminal 1 @ Component harness & Control circuit terminal 17 X2 @ Fuse Block Harness
- If 1 Ω or greater - Repair the open/high resistance in the circuit.
- If less than 1 Ω
- Test or replace the component: P12 Horn