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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 783 (Engine Control System & Fuel System - 2.2L (L61) - DTC P0412 To DTC P2544) >> DTC P2444 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2008 Pontiac G5 and 2008 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Relay Test

  1. Test between the normally-closed switch terminals, if any, for 0 ohms.
  2. Test between the normally-open switch terminals for infinite ohms.
  3. Test between each switch terminal and either coil terminal for infinite ohms.
  4. Connect the relay coil terminals to ground and fused power to energize the relay.
  5. Test between each switch terminal and each coil terminal for 0 volts.
  6. Test between the normally-closed switch terminals, if any, for infinite ohms.
  7. Test between the normally-open switch terminals for 0 ohms.
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