CAR OBD CODES
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OBD CODES

CAR OBD CODES



OBD/DTC Search, e.g.P1423

CAR OBD CODES P1423

P1423 OBD Code Definition:
P1423 EGI Functionality Test Failed
P1423 OBD Code Description:

Possible Symptoms
  • Malfunction Indicator Light (MIL) active
Possible Causes
  • Fuse for Secondary Air Injection Pump blown
  • Vacuum Hose(s) leaky or collapsed
  • Piping between Secondary Air Injection Pump and Combi (Secondary Air Injection) Valve leaking
  • Secondary Air Injection Solenoid(s) faulty
  • Combi Valve(s) faulty
Possible Solutions
  • Check Fuse for Secondary Air Injection Pump
  • Check Vacuum Hose(s)
  • Check Piping between Secondary Air Injection Pump and Combi (Secondary Air Injection) Valve
  • Check Secondary Air Injection Solenoid(s)
  • Check Combi Valve(s)
Tech Notes

On vehicles with rivets holding the plastic body halves of the Secondary Air Pump together check to see if the rivets are falling out. If they have fallen out or are loose you may be able to bolt the pump back together if the motor has not failed.

 


Note: The information on the P1423 error code is purely informative, if you need more useful information, please consult your technician.

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