4WD Low Switch Circuit
2014-2014 Cadillac SRX 3.0L V6
The 2014 Cadillac SRX is equipped with a 3.0L V6 engine. Below you'll find detailed p1875 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The TCM detected a fault in the 4WD Low range switch circuit. This switch signals the TCM that the transfer case is in 4WD Low range so it can adjust shift strategy.
Symptoms
- Check Engine Light
- 4WD indicator light issues
- Transmission may not adapt shifts for 4WD Low
- Harsh shifting in 4WD Low range
Common Causes
- Faulty 4WD Low switch in transfer case
- Wiring issue to switch
- Transfer case not fully engaging 4WD Low
- Corroded connector
Diagnostic Steps
- Test 4WD Low switch signal with scan tool
- Inspect switch wiring
- Verify transfer case operation
- Check switch connector for corrosion
Repair Notes
Replace 4WD Low switch or repair wiring. Ensure transfer case fully engages 4WD Low.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1875 on Other Vehicles
Common Questions
What does code P1875 mean on a 2014-2014 Cadillac SRX?
P1875 stands for "4WD Low Switch Circuit". The TCM detected a fault in the 4WD Low range switch circuit. This switch signals the TCM that the transfer case is in 4WD Low range so it can adjust shift strategy.
What are the symptoms of P1875 on a Cadillac SRX?
Common symptoms of P1875 include: Check Engine Light, 4WD indicator light issues, Transmission may not adapt shifts for 4WD Low, Harsh shifting in 4WD Low range.
What causes P1875 on a 2014-2014 Cadillac SRX?
Common causes of P1875 include: Faulty 4WD Low switch in transfer case, Wiring issue to switch, Transfer case not fully engaging 4WD Low, Corroded connector.
Last updated: March 2026