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P0355 on Toyota Land Cruiser

Ignition Coil E Primary/Secondary Circuit Malfunction

Factory diagnostic protocol and troubleshooting wire for fault code P0355 specifically for the Toyota Land Cruiser (2024–2026, 2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque)).

Verified OEM Telemetry & Field Repair Tree
Toyota Land Cruiser2024–2026
Toyota Land Cruiser
SUV2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Land Cruiser SAE Mode $01
ECU Network Bus
500 kbps CAN-FD
ISO 15765-4 Compliant
Drivability Status
Not Recommended
Critical urgency level
Est. Repair Cost
$100 - $350
Parts & Labor DIY
Check P0355 On Another Toyota Model:
Diagnose P0355 on Specific Land Cruiser Model Year:

1. Symptoms of P0355 on Toyota Land Cruiser

When the Engine Control Module (ECM/PCM) on your Toyota Land Cruiser (2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque)) logs fault code P0355, drivers commonly observe:

Flashing CEL on Toyota Land Cruiser (2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque))
Violent shuddering on Toyota Land Cruiser (2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque))
P0305 code on Toyota Land Cruiser (2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque))
Toyota Land Cruiser OBD-II Port Location
The 16-pin diagnostic connector is located Driver side lower knee panel above footrest. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Toyota Land Cruiser

Historical warranty claims and technical repair bulletins for Toyota Land Cruiser point to the following failure distribution:

55%
Dead Cylinder 5 ignition coil (Toyota OEM Part)
25%
Wiring damage (Toyota OEM Part)
12%
PCM driver fault (Toyota OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Toyota Land Cruiser.

3. Step-by-Step DIY Repair Guide for Toyota Land Cruiser

01
Scan and Record Freeze Frame Telemetry

Connect an OBD-II scan tool and record freeze frame sensor telemetry for code P0355 to note engine RPM, load, and voltage when the fault triggered. on the Toyota Land Cruiser equipped with 2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque).

Required Tool: OBD-II Scanner
02
Inspect Related Wiring Harness & Connectors

Inspect the electrical connector and wiring harness related to P0355 for chafing, corrosion, moisture, or pin push-out. on the Toyota Land Cruiser equipped with 2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque).

Required Tool: Flashlight, Multimeter
03
Test Component Resistance & Voltage Supply

Measure circuit voltage supply (12V B+ or 5V reference) and sensor/actuator resistance according to factory repair manual specifications. on the Toyota Land Cruiser equipped with 2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque).

Required Tool: Digital Multimeter
04
Replace Defective Component

Install a new OEM-grade replacement part, torque fasteners to factory spec, and ensure electrical locking tabs click firmly. on the Toyota Land Cruiser equipped with 2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque).

Required Tool: Hand Tool Socket Set, Torque Wrench
05
Clear Trouble Codes & Complete Drive Cycle

Clear all stored DTCs from vehicle memory and perform an OBD-II drive cycle to confirm the diagnostic monitor resets to 'Ready'. on the Toyota Land Cruiser equipped with 2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque).

Required Tool: OBD-II Scanner
Recommended Parts & Testing Tools

Equipment for Diagnosing Toyota Land Cruiser (P0355)

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OEM Ignition Component

Direct-Fit Laser Iridium Spark Plugs (Set of 4/6)

4.8 / 5.0 (Top Rated)

Pre-gapped iridium spark plugs engineered to restore smooth combustion on Toyota Land Cruiser.

$36 – $68 Prime
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Ignition Service Tool

Magnetic Swivel Spark Plug Socket Set

4.8 / 5.0 (Amazon Choice)

360-degree magnetic swivel socket prevents ceramic plug cracks inside deep engine spark wells.

$16.99 Prime
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Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

Compare OEM & Aftermarket Replacement Sensors for Toyota Land CruiserVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.
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Other Common Fault Codes on Toyota Land Cruiser

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Toyota Land Cruiser:

4. Toyota Land Cruiser P0355 FAQs

What causes code P0355 to trigger on a Toyota Land Cruiser?

On the Toyota Land Cruiser (2.4L Turbo Hybrid i-FORCE MAX (326HP / 465 lb-ft torque)), P0355 is most frequently caused by Dead Cylinder 5 ignition coil or Wiring damage.

Where is the OBD-II port located on my Toyota Land Cruiser?

On the Toyota Land Cruiser, the 16-pin DLC diagnostic connector is located Driver side lower knee panel above footrest. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Toyota Land Cruiser with code P0355?

No. Cylinder 5 ignition coil dead. Given that P0355 carries a Critical severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.