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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Lighting System) >> Diagnostic Information and Procedures >> DTC B3650: High Beam Request Signal Circuit Performance - Signal Invalid >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Headlamp Switch Headlamps OFF Signal B257A 00 1 1 -
Headlamp Switch Headlamps ON Signal B257A 00 1 1 -
Headlamp Switch Park Lamps ON Signal 2 B257A 00 2 -
Turn Signal/Multifunction Switch Flash To Pass Signal B3806 00 1 1 -
Turn Signal/Multifunction Switch High Beam Signal B3650 08 1 1 -
Headlamp Switch Ground - 1 - -
Turn Signal/Multifunction Switch Ground - 1 - -
1. Headlamps Malfunction
2. Park, License, and/or Tail Lamps Malfunction