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Home >> Saturn >> 2004 >> Ion Red Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Antilock Brake System And TCS) >> Diagnostic Information and Procedures >> DTC C0121 >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different car, the 2007 Saturn Ion Red Line, 2007 Saturn Ion 3, and 2007 Saturn Ion 2. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic procedure supports the following DTC:

DTC C0121 Valve Relay Circuit Malfunction

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