p0012
Moderate
Mazda · SUVs & Crossovers
Camshaft Position - Timing Over-Retarded (Bank 1)
Quick Answer
Error code P0012 on your Mazda SUVs & Crossovers means: Camshaft Position - Timing Over-Retarded (Bank 1). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Check engine oil level and condition
2
Perform oil change with quality filter
3
Inspect timing chain/belt for slack
4
Test variable valve timing solenoid resistance
5
Replace solenoid or adjust timing if needed
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Engine oil
Oil filter
VVT solenoid
Timing chain
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