OBD Guide
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P161E

Throttle Valve Adaptation Failure Spring Test Failed Bank 2

P161E is an OBD-II diagnostic trouble code meaning: Throttle Valve Adaptation Failure Spring Test Failed Bank 2. Common causes: mechanical fault of the throttle valve, problems with the throttle motor. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Check Engine light comes on
  • Reduced engine power
  • Idle problems

Causes

  • Mechanical fault of the throttle valve
  • Problems with the throttle motor
  • Throttle Position Sensor Malfunction
  • Wiring harness damage
  • Problems with the engine control unit

How to Fix

  1. Check the mechanical condition of the throttle valve
  2. Check the operation of the damper motor
  3. Check throttle position sensor
  4. Inspect the wiring harness for damage
  5. Carry out throttle valve adaptation using diagnostic equipment

Related codes

P161FP161DP2119

FAQ

What does the P161E code mean?

P161E is an OBD-II diagnostic trouble code that indicates: Throttle Valve Adaptation Failure Spring Test Failed Bank 2

What causes a P161E error code?

The most common causes of P161E include: Mechanical fault of the throttle valve; Problems with the throttle motor; Throttle Position Sensor Malfunction; Wiring harness damage.

How do I fix a P161E diagnostic trouble code?

To fix P161E: Check the mechanical condition of the throttle valve. Check the operation of the damper motor. Check throttle position sensor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P161E?

Yes, but get it checked soon

How much does it cost to fix P161E?

The estimated repair cost for P161E is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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