P1322 — EI System Or Ignition Control Missing

What Does P1322 Mean?

P1322 is a manufacturer-specific diagnostic trouble code: EI System Or Ignition Control Missing. This code applies to BUICK, CADILLAC, CHEVY, CHRYSLER, GM vehicles. Unlike generic OBD-II codes, manufacturer-specific codes are defined by the vehicle maker and may only apply to certain makes and models.

Symptoms of P1322

⚠️ Check Engine Light (MIL) illuminated
⚠️ EI System Or Ignition Control Missing not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Reduced engine performance

Common Causes

🔍 Faulty EI System Or Ignition Control Missing
🔍 Wiring or connector issue in EI System Or Ignition Control Missing circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does P1322 mean?

P1322 indicates: EI System Or Ignition Control Missing. The vehicle's computer has detected that the EI System Or Ignition Control Missing is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P1322?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P1322 for extended periods may cause additional problems.

How much does it cost to fix P1322?

Repair costs for P1322 typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect EI System Or Ignition Control Missing and related wiring
🔧 Replace faulty EI System Or Ignition Control Missing

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P1322: EI System Or Ignition Control Missing