EV Diagnostics
Source-backed diagnostic reference

P1693 EV diagnostic code

Tachometer Circuit Low Voltage

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

  • BUICK: Tachometer Circuit Low Voltage Source
  • CADILLAC: Tachometer Circuit Low Voltage Source
  • CHEVY: Tachometer Circuit Low Voltage Source
  • CHRYSLER: DTC Detected In ECM Or PCM Source
  • DODGE: DTC Detected In ECM Or PCM Source
  • GM: Tachometer Circuit Low Voltage Source
  • GMC: Tachometer Circuit Low Voltage Source
  • JEEP: DTC Detected In ECM Or PCM Source
  • KIA: MIL Circuit Malfunction Source
  • MAZDA: Turbo Charge Control Circuit Source
  • OLDSMOBILE: Tachometer Circuit Low Voltage Source
  • OTHER: Turbo Charge Control Circuit Malfunction Source
  • PLYMOUTH: DTC Detected In ECM Or PCM Source
  • PONTIAC: DTC Detected In ECM Or PCM Source
  • SATURN: Tachometer Circuit Low Voltage Source
  • VOLKSWAGEN: MIL Short To B+ Source

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