Malibu L4-2.4L (2010)
‹› If the MIL is illuminated, test the MIL control circuit terminal listed below for a short to ground. If the circuit tests normal, replace the IPC.
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ECM terminal X1-27 for RPO LE5
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ECM terminal X1-12 for RPO LAT
3. Ignition ON, connect a 3A fused jumper wire between the MIL control circuit terminal listed below and ground. The MIL should illuminate.
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ECM terminal X1-27 for RPO LE5
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ECM terminal X1-12 for RPO LAT
‹› If the MIL does not illuminate, test the MIL control circuit for a short to voltage or an open/high resistance. If the circuit tests normal, replace
the IPC/bulb.
4. If all circuits/connections test normal, replace the ECM.
Repair Instructions
Perform the Diagnostic Repair Verification (See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Diagnostic Trouble
Code Tests and Associated Procedures/Verification Tests and Procedures) after completing the diagnostic procedure.
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Instrument Cluster Replacement (See: Instrument Panel, Gauges and Warning Indicators/Compass/Service and Repair)
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Control Module References (See: Testing and Inspection/Programming and Relearning) for replacement. setup, and programming
