OBD Guide
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P1D68

Cylinder 4 Oil Supply Solenoid Valve Performance

P1D68 is an OBD-II diagnostic trouble code meaning: Cylinder 4 Oil Supply Solenoid Valve Performance. Common causes: oil supply solenoid valve malfunction, valve is dirty or clogged. Estimated repair cost: $17–67.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–67 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Reduced engine power
  • Check Engine Light Illuminates
  • Possible noise in the timing belt area

Causes

  • Oil supply solenoid valve malfunction
  • Valve is dirty or clogged
  • Problems with wiring to the valve
  • Low level or poor quality oil
  • Engine control unit malfunction

How to Fix

  1. Check the level and condition of the engine oil
  2. Clean or replace oil supply solenoid valve
  3. Check the integrity of wiring and connectors
  4. Check the operation of the VVT system
  5. Replace valve if necessary

Related codes

P1D67P1D69P0014

FAQ

What does the P1D68 code mean?

P1D68 is an OBD-II diagnostic trouble code that indicates: Cylinder 4 Oil Supply Solenoid Valve Performance

What causes a P1D68 error code?

The most common causes of P1D68 include: Oil supply solenoid valve malfunction; Valve is dirty or clogged; Problems with wiring to the valve; Low level or poor quality oil.

How do I fix a P1D68 diagnostic trouble code?

To fix P1D68: Check the level and condition of the engine oil. Clean or replace oil supply solenoid valve. Check the integrity of wiring and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1D68?

Limited driving only, diagnose soon

How much does it cost to fix P1D68?

The estimated repair cost for P1D68 is $17–67. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat