p0592 cruise control multi function input b circuit low 2
P0592 Cruise Control Multi Function Input B Circuit Low 2
- OBD-II Code: P0592
- Description: Cruise Control Multi Function Input B Circuit Low 2
- Definition: This code indicates that the cruise control system has detected a low voltage condition in the multi-function input circuit “B”. This could be due to a wiring issue, a faulty switch, or other related components.
p0592 – Cruise control multi function input B circuit low 2
Severity: Moderate
Common Causes
P0592 – Cruise control multi-function input B circuit low
Common causes:
- Faulty cruise control switch
- Short circuit in the wiring harness
- Loose or poor connection at the cruise control module
- Faulty cruise control module
Common Misdiagnosis
OBD2 Code: P0592
Description: Cruise Control Multi-Function Input B Circuit Low
Common Misdiagnosis: Replacing the cruise control switch without checking for wiring issues or connector problems.
Common Diagnostic Steps
OBD2 Code: P0592
Description: Cruise Control Multi-Function Input B Circuit Low
- Check the cruise control switch for proper operation and ensure it is not stuck or damaged.
- Inspect the wiring and connectors associated with the cruise control multi-function input circuit for signs of damage, corrosion, or disconnection.
- Test the voltage at the cruise control switch to verify it is within manufacturer specifications.
- Use a scan tool to monitor live data from the cruise control system to identify any irregularities in input signals.
- Examine related fuses and relays for continuity and proper function.
- If equipped, check for any technical service bulletins (TSBs) related to this code that may provide additional diagnostic guidance or known issues.
- If all components test normal, consider testing or replacing the vehicle’s PCM/ECM as a last resort after verifying all other possibilities have been exhausted.