C0015

Code

LAND ROVER C — Chassis

Right front output control

Brand: LAND ROVER

Type: C — Chassis

Views: UK: 22 EN: 33 RU: 18

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Page language: EN

Causes

Damaged or disconnected wiring harness to the right‑front actuator/output
Corroded or loose connector pins at the right‑front output connector
Open circuit or short to ground/voltage in the output wiring
Faulty right‑front actuator (motor/solenoid/valve)
Failed chassis/ABS/traction control module or internal driver transistor
Blown fuse or faulty relay supplying the output circuit

Symptoms

ABS, DSC or traction control warning lamp illuminated
Malfunction message regarding right‑front system or reduced stability control functionality
Loss of function of the right‑front actuator (e.g., brake modulator, steering assist, or electronic differential)
Inability to engage related chassis functions (reduced traction/4WD behavior)
Intermittent or constant fault; possible unusual noises if actuator partially operating

What to check

Retrieve freeze‑frame and live data with a diagnostic scanner; record related chassis/ABS/traction codes
Visually inspect harness and connector at the right‑front actuator for damage, corrosion, water or bent pins
Check all related fuses and relays for the chassis/ABS module circuit
Perform a wiggle test of the harness while monitoring live data to reproduce the fault
Measure battery voltage at the module and actuator connector with ignition ON and during operation
Measure resistance (ohms) of the actuator when disconnected and compare with specification if available

Signal parameters

Supply voltage to actuator: approximately battery voltage (~12 V) with ignition ON (verify actual vehicle spec)
Control signal type: typically a PWM or switched driver from the chassis/ABS module (verify with vehicle documentation)
Expected actuator resistance: measure and compare to OEM spec (if unavailable, check for a defined low resistance path vs open circuit)
Control module reference/logic voltage (if present): commonly 5 V reference circuits — confirm with OEM data
No continuity to battery or ground when circuit is off (no short conditions)

Diagnostic algorithm

Confirm DTC C0015 and note any additional DTCs or freeze‑frame data using a compatible scan tool
Record symptoms and attempt to re‑produce while monitoring live data for the right‑front output/actuator channel
Perform a visual inspection of the right‑front actuator, connector and wiring for damage, corrosion or water intrusion
Inspect and test related fuses and relays; replace if faulty
Disconnect the actuator connector and measure supply and ground at the connector with ignition ON. Verify battery voltage and good ground.
With connector disconnected, measure actuator coil/motor resistance. Compare to spec or check for open/high resistance.
Backprobe the control module output to verify control signal with a multimeter or oscilloscope while commanding the function from the scan tool (look for expected voltage/PWM, duty cycle changes, or switching to ground).
Perform a continuity/insulation test on the harness between the module and actuator to identify opens or shorts.
If wiring and power/ground are good but the actuator fails to respond or shows out‑of‑spec resistance, remove and bench‑test or replace the actuator.
If actuator and wiring check good, perform module driver tests (or swap with known good module where serviceable) and check for software updates or reprogramming as recommended by OEM.
Clear codes and road test to confirm repair; monitor for return of C0015 before returning vehicle to customer.

Likely causes

Loose/corroded connector at the right‑front actuator
Open or shorted output wire between the module and actuator
Failed actuator (stuck, high resistance, intermittent operation)
Bad ground for the actuator circuit
Control module driver fault or software anomaly

Fault status

⚠️ Status

Right front output control — circuit/actuator fault detected. Possible open, short, intermittent connection, or actuator/driver failure; inspect wiring, connector, power/ground and the control module.

🟡 Repair difficulty: Medium

⏱️ Diagnostic time: 1.0-3.0 hours

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C0015 — Right front output control