C1A61

Code

LAND ROVER C — Chassis

left rear starter

Brand: LAND ROVER

Type: C — Chassis

Views: UK: 21 EN: 24 RU: 22

AI status

Completed

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Page language: EN

Causes

Battery low or poor battery connections
Blown fuse or faulty starter relay
Corroded, damaged or disconnected wiring/connectors to left‑rear starter
Faulty starter motor or starter solenoid/actuator
Poor ground at starter or chassis
Water ingress or corrosion at the left‑rear starter assembly

Symptoms

Engine fails to crank or intermittent no‑crank from left side start circuit
Clicking noise when attempting to start
Slow or weak cranking
Starter engages sporadically or sticks
Possible warning message or lamp related to start/stop or starter

What to check

Check battery state of charge and battery terminal condition; measure resting voltage
Visually inspect fuses and starter relay in the appropriate fuse/relay box
Inspect wiring and connector at the left‑rear starter for corrosion, damage or water ingress
Check for corrosion or poor chassis ground at starter mounting and battery negative
Use a scan tool to read this and any related stored codes, freeze frame and pending counts
Attempt to reproduce fault while monitoring voltages and signals with a multimeter/oscilloscope

Signal parameters

Battery voltage at rest: ~12.4–12.8 V (higher if fully charged)
Voltage at starter supply terminal during crank: close to battery voltage (may drop during cranking but should remain above ~9 V)
Control/trigger signal from module: switched battery voltage (0 V when off, battery voltage when commanded) or pulsed control depending on vehicle
Starter current draw during engagement: high transient current (may exceed 100 A); abnormally high or low current indicates fault

Diagnostic algorithm

Verify battery condition and secure/clean battery terminals. Retest code after a good battery condition.
Retrieve all related DTCs and freeze‑frame data with a compatible scan tool; record conditions when C1A61 set.
Inspect fuses and starter relay; swap with a known good relay if applicable and safe.
Visually inspect the left‑rear starter connector and wiring harness for corrosion, damage, broken strands, or water; repair as needed.
With a helper cranking or using remote starter command, measure voltage at the starter supply and control terminals. Confirm control signal is present when crank requested.
Check and clean chassis/engine ground points; measure resistance between starter body and battery negative (should be very low).
If control signal present but starter does not operate, bench‑test or isolate the starter/actuator to verify motor/solenoid operation. Replace if failed.
If excessive current draw is measured, investigate mechanical seizure or internal starter short; replace starter.
If no control signal from module, trace back to relay/fuse and module driver output using wiring diagram; check for short to ground or open circuit.
Clear codes and road/test to confirm repair. If code returns, follow module/communication diagnostics and consult manufacturer technical information.

Likely causes

Loose or corroded connector at left‑rear starter
Failed starter solenoid or motor at left‑rear position
Low battery or poor battery terminal connection
Blown fuse or faulty starter relay in fuse/relay box

Fault status

⚠️ Status

Stored as C1A61 in the vehicle control module memory indicating a left‑rear starter circuit/actuator fault. May set a start/stop or starter warning and could cause no‑crank conditions. Additional related codes or freeze‑frame data may be present.

🟡 Repair difficulty: Medium

⏱️ Diagnostic time: 1.0-3.0 hours

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Repair manuals

Manual library for LAND ROVER

320

Browse 320 LAND ROVER manuals: repair procedures, diagnostics, wiring diagrams, component locations, service data and Labor Times by year, model and trim.

LAND ROVER

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