OBD Guide
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P1CAB

Flow Control Solenoid 'A' Control Circuit Open

P1CAB is an OBD-II diagnostic trouble code meaning: Flow Control Solenoid 'A' Control Circuit Open. Common causes: broken wires in the control circuit, poor contact in connectors. Estimated repair cost: $17–44.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–44 (est.)

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Check Engine light comes on
  • Power Loss

Causes

  • Broken wires in the control circuit
  • Poor contact in connectors
  • Solenoid malfunction
  • Wiring harness damage

How to Fix

  1. Check the integrity of the control circuit
  2. Inspect connectors and contacts for corrosion or damage
  3. Check solenoid resistance
  4. Replace solenoid if necessary

Related codes

P1CA9P1CACP1CAD

FAQ

What does the P1CAB code mean?

P1CAB is an OBD-II diagnostic trouble code that indicates: Flow Control Solenoid 'A' Control Circuit Open

What causes a P1CAB error code?

The most common causes of P1CAB include: Broken wires in the control circuit; Poor contact in connectors; Solenoid malfunction; Wiring harness damage.

How do I fix a P1CAB diagnostic trouble code?

To fix P1CAB: Check the integrity of the control circuit. Inspect connectors and contacts for corrosion or damage. Check solenoid resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1CAB?

Yes, but get it checked soon

How much does it cost to fix P1CAB?

The estimated repair cost for P1CAB is $17–44. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat