Check Gages

The IPC illuminates the CHECK GAGES indicator under the following conditions:

• The engine coolant temperature exceeds 125°C (257°F). The IPC receives a class 2 message from the PCM indicating the engine coolant temperature.
• The engine oil pressure is low. The IPC receives a class 2 message from the PCM indicating the engine oil pressure.
• The IPC has not been programmed after an IPC replacement. Refer to Service Programming System (SPS) in Programming.