could my car be draining the battery because of a faulty ignition.

One or Both Head Lights May Not Work Verified One or both head lights may not work due to premature head light bulb burnout and/or bulb harness failure. Care should be taken to inspect the head light harness connector for damage when replacing bulbs. Damaged connectors should be replaced.FOUND THIS IN PROBLEM REPORTS,RIGHT SIDE OF THIS PAGE Difficult to Diagnose Electrical Issues Are Typically Due to Ground Issues Verified Electrical issues that are difficult to diagnose—and sometimes intermittent—are typically due to ground wiring issues. The most troublesome ground locations are under the battery or at the engine.