P247A

Exhaust Gas Temperature Out of Range Bank 1 Sensor 3

Severity

⚠️ Medium

Can you drive?

Yes, but get it checked soon

Approx. repair cost

$28–89 (est.)

Symptoms

Check Engine light comes on
Reduced engine power
Increased fuel consumption
Problems with the exhaust gas recirculation (EGR) system
Unstable engine idling

Causes

Exhaust gas temperature (EGT) sensor malfunction
Open or short circuit in the sensor circuit
Poor contact in the sensor connector
Wiring harness damage
Problems with the engine control unit (ECU)

How to Fix

Check the continuity of the EGT sensor circuit
Inspect connectors and wires for damage
Check EGT sensor resistance (compare with manufacturer specifications)
Replace EGT sensor if necessary
Reset the fault code and check if it returns

Related codes

P247B P2479 P0546