Diagnostic Trouble Code Search
Find detailed information about vehicle diagnostic trouble codes (DTCs). Enter a code or select a make to search our comprehensive database.
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All DTC Codes |
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| Code | Type | System | System Name | Module | Message |
| P0416 | P-Code | Powertrain | Secondary Air Injection | Engine Control Module | Secondary Air Injection System Switching Valve B Circuit Open |
| P0417 | P-Code | Powertrain | Secondary Air Injection | Engine Control Module | Secondary Air Injection System Switching Valve B Circuit Shorted |
| P0418 | P-Code | Powertrain | Secondary Air Injection | Engine Control Module | Secondary Air Injection System Relay A Circuit Malfunction |
| P0419 | P-Code | Powertrain | Secondary Air Injection | Engine Control Module | Secondary Air Injection System Relay B Circuit Malfunction |
| P0420 | P-Code | Powertrain | Catalyst | Engine Control Module | Catalyst System Efficiency Below Threshold (Bank 1) |
| P0421 | P-Code | Powertrain | Catalyst | Engine Control Module | Warm Up Catalyst Efficiency Below Threshold (Bank 1) |
| P0422 | P-Code | Powertrain | Catalyst | Engine Control Module | Main Catalyst Efficiency Below Threshold (Bank 1) |
| P0423 | P-Code | Powertrain | Catalyst | Engine Control Module | Heated Catalyst Efficiency Below Threshold (Bank 1) |
| P0424 | P-Code | Powertrain | Catalyst | Engine Control Module | Heated Catalyst Temperature Below Threshold (Bank 1) |
| P0430 | P-Code | Powertrain | Catalyst | Engine Control Module | Catalyst System Efficiency Below Threshold (Bank 2) |
| P0431 | P-Code | Powertrain | Catalyst | Engine Control Module | Warm Up Catalyst Efficiency Below Threshold (Bank 2) |
| P0432 | P-Code | Powertrain | Catalyst | Engine Control Module | Main Catalyst Efficiency Below Threshold (Bank 2) |
| P0433 | P-Code | Powertrain | Catalyst | Engine Control Module | Heated Catalyst Efficiency Below Threshold (Bank 2) |
| P0434 | P-Code | Powertrain | Catalyst | Engine Control Module | Heated Catalyst Temperature Below Threshold (Bank 2) |
| P0440 | P-Code | Powertrain | Evaporative Emission Control | Engine Control Module | Evaporative Emission Control System Malfunction |
| P0441 | P-Code | Powertrain | Evaporative Emission Control | Engine Control Module | Evaporative Emission Control System Incorrect Purge flow |
| P0442 | P-Code | Powertrain | Evaporative Emission Control | Engine Control Module | Evaporative Emission Control System leak Detected (small leak) |
| P0443 | P-Code | Powertrain | Evaporative Emission Control | Engine Control Module | Evaporative Emission Control System Purge Control Valve Circuit Malfunction |
| P0444 | P-Code | Powertrain | Evaporative Emission Control | Engine Control Module | Evaporative Emission Control System Purge Control Valve Circuit Open |
| P0445 | P-Code | Powertrain | Evaporative Emission Control | Engine Control Module | Evaporative Emission Control System Purge Control Valve Circuit Shorted |