P182B
Internal Mode Switch 'B' Circuit Low Voltage
P182B is an OBD-II diagnostic trouble code meaning: Internal Mode Switch 'B' Circuit Low Voltage. Common causes: open or short circuit in the mode switch circuit, internal mode switch 'b' faulty. Estimated repair cost: $17–89.
Symptoms
- Incorrect display of the current transmission mode on the instrument panel
- Problems with switching modes (parking, driving, reverse)
- Check Engine Light Illuminates
- The transmission can operate in emergency mode
- There may be problems starting the engine in some modes
Causes
- Open or short circuit in the mode switch circuit
- Internal mode switch 'B' faulty
- Problems with wiring harness or contacts
- Transmission control module (TCM) malfunction
- Corrosion or poor contact in connectors
How to Fix
- Diagnose the mode switch circuit using a multimeter
- Check the condition of the wiring harness and contacts for damage
- Check the functionality of the internal mode switch 'B'
- If necessary, replace the switch or repair the wiring
- Check and, if necessary, replace the transmission control module
Related codes
FAQ
What does the P182B code mean?
P182B is an OBD-II diagnostic trouble code that indicates: Internal Mode Switch 'B' Circuit Low Voltage
What causes a P182B error code?
The most common causes of P182B include: Open or short circuit in the mode switch circuit; Internal mode switch 'B' faulty; Problems with wiring harness or contacts; Transmission control module (TCM) malfunction.
How do I fix a P182B diagnostic trouble code?
To fix P182B: Diagnose the mode switch circuit using a multimeter. Check the condition of the wiring harness and contacts for damage. Check the functionality of the internal mode switch 'B'. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P182B?
Limited driving only, diagnose soon
How much does it cost to fix P182B?
The estimated repair cost for P182B is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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