Note On Intermittents

If only Code B334 is stored as a history code, check power and grounds an intermittent open in circuit No. 800. If PCM Code EO52 is also set as a history code, see PCM CODE EO52, PCM MEMORY RESET chart in this article.

Fig 1: BCM Code B334, Schematic, Loss Of PCM Data

Fig 2: Flow Chart, BCM Code B334, Loss Of PCM Data