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P0353 on Toyota Camry TRD

Ignition Coil C Primary/Secondary Circuit Malfunction

Factory diagnostic protocol and troubleshooting wire for fault code P0353 specifically for the Toyota Camry TRD (2020–2025, 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)).

Verified OEM Telemetry & Field Repair Tree
Toyota Camry TRD2020–2025
Toyota Camry TRD
Sedan3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)
Reliability
Sensor Voltage Ref
0.1V – 5.0V Ref
Camry TRD 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 (DIY: $30 - $90)
Parts & Labor DIY
Check P0353 On Another Toyota Model:
Diagnose P0353 on Specific Camry TRD Model Year:

1. Symptoms of P0353 on Toyota Camry TRD

When the Engine Control Module (ECM/PCM) on your Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)) logs fault code P0353, drivers commonly observe:

Flashing CEL on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
Engine shuddering on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
Loss of power on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
P0303 code on Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust))
Toyota Camry TRD OBD-II Port Location
The 16-pin diagnostic connector is located Driver footwell lower knee bolster panel. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Toyota Camry TRD

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

55%
Cylinder 3 ignition coil internal short/open (Toyota OEM Part)
25%
Harness wiring fault (Toyota OEM Part)
12%
PCM coil driver failure (Toyota OEM Part)
* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Toyota Camry TRD.

3. Step-by-Step DIY Repair Guide for Toyota Camry TRD

01
Swap Coil with Adjacent Cylinder

Confirm fault follows the coil. on the Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

Required Tool: 10mm Socket, Scanner
02
Replace Cylinder 3 Coil

Install new ignition coil and inspect spark plug. on the Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

Required Tool: Socket Set
03
Clear Codes

Clear trouble codes and road test. on the Toyota Camry TRD equipped with 3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust).

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

Equipment for Diagnosing Toyota Camry TRD (P0353)

Prime Fast Delivery & Verified Fitment
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 Camry TRD.

$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.

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Other Common Fault Codes on Toyota Camry TRD

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Toyota Camry TRD:

4. Toyota Camry TRD P0353 FAQs

What causes code P0353 to trigger on a Toyota Camry TRD?

On the Toyota Camry TRD (3.5L V6 DOHC 24V with Dual VVT-i (301 HP / TRD Cat-Back Exhaust)), P0353 is most frequently caused by Cylinder 3 ignition coil internal short/open or Harness wiring fault.

Where is the OBD-II port located on my Toyota Camry TRD?

On the Toyota Camry TRD, the 16-pin DLC diagnostic connector is located Driver footwell lower knee bolster panel. 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 Camry TRD with code P0353?

No. Cylinder 3 ignition coil has failed. Given that P0353 carries a Critical severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.