U217E Diagnostic Trouble Code

U217E is a kind of OBD-II Diagnostic U-Network Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a U217E diagnostic trouble code may include:

Poor acceleration
Cherry red hot catalytic converter
Possible spark knock (detonation / pre-ignition)
Rich or lean exhaust

Possible Causes :

Faulty IMRC actuator relay (if equipped)
A large air leak at or near the number one oxygen sensor would also cause a lean mixture.
A plugged converter will cause of host of driveability problems as well as set this code. A severely plugged converter will result in the inability to increase rpm when under load. Look for a code such as P0421 -- catalytic converter efficiency below threshold if the converter indicating a faulty converter.

Repair Processes :

Check to make sure they are not burnt or corroded. If in doubt, get some Electrical Contact cleaner at any parts store if cleaning of the terminals is needed. Look for missing ground strap or a rusty ground where the fuel tank is grounded to the frame. Check for damage to the wiring harness connector. Look at the plug wires to make sure they are not burnt or laying on the exhaust.

Process Tips

Diagnostic trouble code U217E is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before U217E.

Fortunately, U217E is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

U217E Trouble Code For Specific Cars

U217E Light Car Company Rocket Throttle Pedal Position Sensor/Switch A Circuit Malfunction
U217E De Dion Bouton Doctors HO2S Insufficient Switching Sensor 1
U217E Mclaren M A/C Refrigerant Temperature Circuit High
U217E Jaguar C-type Seat Driver Forward Circuit Open
U217E Mercedes Sl 400 Air Bag Crash Sensor #2 Feed/Return Circuit Open
U217E Amc Gremlin Air Suspension Front Inflator Solenoid Output Circuit Failure
U217E Bucciali Tav Cylinder #1 High To Low Side Open