P1343 Camshaft Position Sensor A High Input

Category: Powertrain - Ignition
Severity: Check Engine Light
Applies to: Camry, Corolla, RAV4

What does P1343 mean on a Toyota?

P1343 — Camshaft Position Sensor A High Input. This Toyota-enhanced code applies to Camry, Corolla, RAV4.

Common causes of P1343

Open cam sensor A circuit
Signal wire shorted to voltage
Failed sensor stuck high
Unplugged connector
ECM fault

How to fix P1343

Reseat the sensor connector
Test for opens and shorts to power
Measure sensor output
Repair wiring faults
Replace the sensor if the circuit is good