Traction Control Delivered Torque Output Circuit Conditions
Table of contents
P1644 CHEVROLET Possible Causes
- Faulty Delivered Torque Output
- Delivered Torque Output harness is open or shorted
- Delivered Torque Output circuit poor electrical connection
How do I fix code P1644 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 P1644 CHEVROLET code
The cost of diagnosing the P1644 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)
P1644 CHEVROLET Description
With the key on or engine running, brake not applied, Fuel system in closed loop, the Powertrain Control Module (PCM) detects an improper voltage level on the Delivered Torque Output circuit, conditions met for 10 seconds