Tachometer Circuit High Voltage
Table of contents
P1694 CHEVROLET Possible Causes
- Faulty Tachometer
- Tachometer harness is open or shorted
- Tachometer circuit poor electrical connection
How do I fix code P1694 CHEVROLET?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1694 CHEVROLET code
The cost of diagnosing the P1694 CHEVROLET code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1694 CHEVROLET Description
With the key on, the Powertrain Control Module (PCM) detects an open, short-to-ground or short-to-voltage condition in the Tachometer Circuit.