Honda Error Code P1258: How to Fix It
Medium 1-2 hours High Severity
Verified June 2026
- Error Code
- P1258
- Brand
- Honda
- Product Type
- automotive
- Severity
- High
- DIY Difficulty
- Medium
- Estimated Fix Time
- 1-2 hours
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Tools You'll Need
- OBD2 scanner
- Digital multimeter
- Socket wrench set
- Oil pressure gauge kit
- Thread sealant
- Electrical contact cleaner
- Safety glasses
- Nitrile gloves
How to Fix Error Code P1258
-
Check Engine Oil Level and Quality
Never work on a hot engine. Allow it to cool for at least 30 minutes before checking oil. -
Inspect VTEC Oil Pressure Switch Wiring
Disconnect the battery negative terminal before working with electrical connections. -
Test VTEC Oil Pressure Switch with Multimeter
-
Check Oil Pressure with Mechanical Gauge
Engine oil will be hot. Wear safety glasses and gloves to prevent burns. -
Replace VTEC Oil Pressure Switch
Do not over-tighten the switch as this can damage the engine block threads. -
Clear Error Codes and Test Drive
Parts You May Need
VTEC oil pressure switch
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Engine oil and filter
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Thread sealant
Check Price on Amazon
VTEC oil pressure switch
Check Price on Amazon
Engine oil and filter
Check Price on Amazon
Thread sealant
Check Price on Amazon
VTEC oil pressure switch
Check Price on Amazon
Engine oil and filter
Check Price on Amazon
Thread sealant
Check Price on Amazon
VTEC oil pressure switch
Check Price on Amazon
Engine oil and filter
Check Price on Amazon
Thread sealant
Check Price on Amazon
VTEC oil pressure switch
Check Price on Amazon
Engine oil and filter
Check Price on Amazon
Thread sealant
Check Price on Amazon
VTEC oil pressure switch
Check Price on Amazon
Engine oil and filter
Check Price on Amazon
Thread sealant
Check Price on Amazon
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When to Call a Professional
Call a professional mechanic if oil pressure tests low (indicating internal engine damage), if you're uncomfortable working with electrical systems, or if the problem persists after replacing the switch. Low oil pressure can indicate serious engine problems requiring professional diagnosis.Frequently Asked Questions
Can I drive with Honda P1258 error code?
You should avoid driving with P1258 code as it indicates VTEC system problems that can lead to engine damage. Have it diagnosed and repaired as soon as possible to prevent costly engine repairs.
How much does it cost to fix Honda P1258?
If it's just the VTEC oil pressure switch, expect $50-150 for parts and labor. However, if there are underlying oil pressure issues or engine problems, costs can range from $500-3000+ depending on the root cause.
What causes Honda P1258 error code?
Common causes include a faulty VTEC oil pressure switch, low oil level, dirty oil, clogged oil passages, worn oil pump, or damaged wiring to the pressure switch. Poor maintenance is often the root cause.
Will P1258 cause my Honda to fail emissions?
Yes, P1258 will likely cause your Honda to fail emissions testing since it's an engine management related code that affects performance and can trigger the check engine light.