Notes On INTERMITTENTS

If B337 shows as a history code, without other data codes, check ignition feed, CPS ground, and data circuits for intermittent faults. If other data codes are stored, refer to MULTIPLE INTERMITTENT CODES option in this article.

Fig 1: Code B337 Schematic, Loss Of A/C-Heater Programmer Data

Fig 2: Code B337 Flow Chart, Loss Of A/C-Heater Programmer Data

Fig 3: Code B337 Flow Chart, Loss Of A/C-Heater Programmer Data