p0492
Moderate
Porsche · SUVs
Secondary Air Injection System Insufficient Flow (Bank 2)
Quick Answer
Error code P0492 on your Porsche SUVs means: Secondary Air Injection System Insufficient Flow (Bank 2). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Verify air pump electrical supply
2
Inspect bank 2 air injection hoses
3
Test check valve for proper operation
4
Check airflow measurement with smoke
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
Secondary air pump
Check valve
Air hoses
Wiring harness
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