OBD Guide
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P1385

Variable Cam Timing Solenoid 'B' Malfunction

P1385 is an OBD-II diagnostic trouble code meaning: Variable Cam Timing Solenoid 'B' Malfunction. Common causes: vvt solenoid malfunction, open or short circuit in control circuit. Estimated repair cost: $17–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–56 (est.)

Symptoms

  • Deterioration in acceleration dynamics
  • Increased fuel consumption
  • Unstable idle speed
  • Check Engine Light Illuminates
  • Reduced engine power

Causes

  • VVT solenoid malfunction
  • Open or short circuit in control circuit
  • Solenoid dirty or stuck
  • Low or poor quality engine oil
  • Problems with the phase change mechanism

How to Fix

  1. Check the level and condition of the engine oil
  2. Diagnose the electrical circuit of the solenoid
  3. Check the resistance and operation of the solenoid
  4. Clean or replace VVT solenoid
  5. Check the valve timing mechanism

Related codes

P1380P1386P1390

Error P1385 by Vehicle Brand

BMWFordLincolnMercury

FAQ

What does the P1385 code mean?

P1385 is an OBD-II diagnostic trouble code that indicates: Variable Cam Timing Solenoid 'B' Malfunction

What causes a P1385 error code?

The most common causes of P1385 include: VVT solenoid malfunction; Open or short circuit in control circuit; Solenoid dirty or stuck; Low or poor quality engine oil.

How do I fix a P1385 diagnostic trouble code?

To fix P1385: Check the level and condition of the engine oil. Diagnose the electrical circuit of the solenoid. Check the resistance and operation of the solenoid. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1385?

Yes, but get it checked soon

How much does it cost to fix P1385?

The estimated repair cost for P1385 is $17–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat