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P036C: Ignition G Control Signal Circuit High

Severity
High
System
Ignition System
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P036C Mean?

P036C is a diagnostic trouble code indicating: Ignition G Control Signal Circuit High. This code relates to the ignition system system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P036C

Common Causes

Frequently Asked Questions

What does P036C mean?
P036C indicates: Ignition G Control Signal Circuit High. The vehicle's computer has detected that the Ignition G Control Signal is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P036C?
Only short distances if absolutely necessary. P036C affects a critical system and should be diagnosed within a few days to avoid further damage.
How much does it cost to fix P036C?
Repair costs for P036C typically range from $20 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 and repair Ignition G Control Signal wiring for short to voltage
  • 🔧 Clean or replace corroded Ignition G Control Signal connector
  • 🔧 Replace faulty Ignition G Control Signal
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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