Hyundai Elantra AD (2016-2020) Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 2 and 5 [B1/S1].
Measure resistance between the HO2S terminals 3 and 4 [B1/S2].
4.
Check that the resistance is within the specification.
Specification : ...
Hyundai Elantra AD (2016-2020) Service Manual: Piston and Connecting Rod Repair procedures
Disassembly
Engine removal is required for this procedure.
•
Use fender covers to avoid damaging painted surfaces.
•
To avoid damaging the cylinder head, wait until the engine
coolant temperature drops below normal temperature before removing it.
•
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