1-2 Shift Solenoid Circuit Low Input Voltage
Table of contents
P1842 CHEVROLET Possible Causes
- Faulty 1-2 Shift Solenoid
- 1-2 Shift Solenoid harness is open or shorted
- 1-2 Shift Solenoid circuit poor electrical connection
How do I fix code P1842 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 P1842 CHEVROLET code
The cost of diagnosing the P1842 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)
P1842 CHEVROLET Description
With the engine runtime over 5 seconds, system voltage from 8-18v, Fuel Cutoff inactive, the Powertrain Control Module (PCM) detects an open circuit or a short to ground on the 1-2 Shift Solenoid feedback circuit for 4.3 seconds.