P2719

Code

LAND ROVER P — Powertrain

Pressure control solenoid D control - performance range / performance

Brand: LAND ROVER

Type: P — Powertrain

Views: UK: 26 EN: 67 RU: 26

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Page language: EN

Causes

Restricted or contaminated transmission fluid
Faulty pressure control solenoid D (stuck, shorted or open coil)
Poor electrical connection: corroded/loose connector, damaged wiring, pin corrosion
Open/shorted solenoid harness or faulty ground
Internal valve body problem or hydraulic leakage past valve/solenoid
Faulty transmission control module (TCM) or incorrect software/calibration

Symptoms

Transmission MIL (check engine light) illuminated
Harsh, delayed or erratic shifting
Transmission slipping or inability to achieve/hold gear
Limp-in mode (reduced gear availability) or default shift strategy
Abnormal line pressure or torque converter lock-up behavior

What to check

Read freeze frame and live data with an appropriate scan tool; note RPM, gear, engine load, and solenoid command duty
Check for other stored transmission codes or historical events
Visually inspect transmission fluid: level, color (dark/burnt), and smell (burnt odor)
Inspect wiring and connector for solenoid D for corrosion, damaged insulation, bent pins or poor seating
Measure solenoid D coil resistance at the connector and compare to specification
Back-probe the solenoid control connector and check for proper supply voltage and TCM command signal (PWM duty cycle) with DMM or oscilloscope

Signal parameters

Typical solenoid coil resistance (general guideline): ~10–30 Ω (consult manufacturer spec) — open/very high resistance indicates open coil; near 0 Ω indicates short
Expected control: PWM duty cycle 0–100% (TCM varies duty to control pressure)
Operating voltage reference: ~0–12 V (command signal varies between ground-switched or high-side depending on design)
PWM frequency: commonly 20–250 Hz depending on manufacturer (use oscilloscope to verify shape and frequency)
Normal current draw: typically 0.1–1.5 A depending on coil; large deviations indicate fault

Diagnostic algorithm

Retrieve DTCs and freeze-frame data using an OEM-capable scan tool; record conditions when DTC set.
Inspect fluid level and condition; if fluid is dark/contaminated, consider fluid/filter service before electrical replacement.
Visually inspect solenoid D connector and wiring for damage, corrosion, loose pins, or poor ground. Repair any damaged wiring/connectors.
With ignition off, measure coil resistance of solenoid D across the two solenoid terminals. Compare to spec; replace solenoid if out of range.
With key on (engine off), back-probe the connector and verify battery supply voltage and ground presence. With engine running or while commanded by scan tool, monitor PWM duty and voltage with an oscilloscope or graphing scan tool and compare commanded vs actual.
Perform a wiggle test on harness while monitoring live data/oscilloscope for intermittent changes.
If electrical checks pass, use a transmission pressure gauge to check line pressure response while commanding different duty cycles to the solenoid. Lack of pressure change suggests hydraulic/valve body fault or internal leakage.
If possible, swap solenoid D with another identical solenoid (if design allows) and see if the fault follows the solenoid or remains with the circuit (note: some vehicles require valve body removal to swap).
If solenoid and wiring are good but pressure/operation is incorrect, inspect valve body and servos for wear, contamination, or stuck valves; replace valve body/solenoid pack as required.
Reflash/reprogram TCM if a software correction is available and known. Clear codes and road test to verify repair.

Likely causes

Contaminated or degraded ATF causing solenoid sticking
Intermittent/open/short in solenoid D wiring or connector
Failed solenoid coil (out-of-spec resistance)
Internal valve body bore wear or stuck valve that prevents correct pressure control
Connector pin corrosion or poor ground at transmission harness

Fault status

⚠️ Status

Transmission pressure control solenoid D - performance/range fault detected. TCM detected incorrect response to commanded solenoid control, may cause shift disturbances or limp-in mode.

🟡 Repair difficulty: Medium

⏱️ Diagnostic time: 1-3 hours

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P2719 — Pressure control solenoid D control - performance range / performance