Passenger Door Lock/Unlock Switch Circuit Performance Cluster
Table of contents
B1805 RAM Possible Causes
- Faulty Passenger Door Lock/Unlock Switch
- Passenger Door Lock/Unlock Switch harness is open or shorted
- Passenger Door Lock/Unlock Switch circuit poor electrical connection
- Faulty Instrument Cluster
How do I fix code B1805 RAM?
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 B1805 RAM code
The cost of diagnosing the B1805 RAM 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)
B1805 RAM Description
The Instrument Cluster monitors Passenger Door Lock/Unlock Switch. When the Passenger Door Lock Switch Mux circuit is below 1.5 volts or over 4.3 volts for 10 seconds, this Diagnostic Trouble Code (DTC) will set.