OBD Guide

P1E19

Auxiliary Transmission Fluid Pump Control Module System Voltage Low

P1E19 is an OBD-II diagnostic trouble code meaning: Auxiliary Transmission Fluid Pump Control Module System Voltage Low. Common causes: problems with wiring or contacts in the control circuit, pump control module malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Gear shifting problems
  • Check engine light comes on
  • Transmission of the gearbox into emergency mode
  • Unusual noises from the transmission area
  • Reduced transmission efficiency

Causes

  • Problems with wiring or contacts in the control circuit
  • Pump control module malfunction
  • Problems with the auxiliary pump itself
  • Low battery or alternator problems
  • Short circuit in the circuit

How to Fix

  1. Check voltage at pump control module
  2. Inspect wiring and connectors for damage
  3. Check the operation of the auxiliary pump
  4. Test the pump control module
  5. If necessary, replace faulty components

Related codes

FAQ

What does the P1E19 code mean?

P1E19 is an OBD-II diagnostic trouble code that indicates: Auxiliary Transmission Fluid Pump Control Module System Voltage Low

What causes a P1E19 error code?

The most common causes of P1E19 include: Problems with wiring or contacts in the control circuit; Pump control module malfunction; Problems with the auxiliary pump itself; Low battery or alternator problems.

How do I fix a P1E19 diagnostic trouble code?

To fix P1E19: Check voltage at pump control module. Inspect wiring and connectors for damage. Check the operation of the auxiliary pump. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1E19?

Limited driving only, diagnose soon

How much does it cost to fix P1E19?

The estimated repair cost for P1E19 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat