Hyundai Santa Fe (TM): Ignition System / Troubleshooting
Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Engine Electrical System / Ignition System / Troubleshooting
| Troubleshooting |
|
Trouble symptom |
Probable cause |
Remedy |
|
Engine will not start or is hard to start (Cranks OK) |
Ignition lock switch |
Inspect ignition lock switch, or replace as required |
|
Ignition coil |
Inspect ignition coil, or replace as required |
|
|
Spark plugs |
Inspect spark plugs, or replace as required |
|
|
Ignition wiring disconnected or broken |
Repair wiring, or replace as required |
|
|
Rough idle or stalls |
Ignition wiring |
Repair wiring, or replace as required |
|
Ignition coil |
Inspect ignition coil, or replace as required |
|
|
Engine hesitates/poor acceleration |
Spark plugs and spark plug cables |
Inspect spark plugs / cable, or replace as required |
|
Ignition wiring |
Repair wiring, or replace as required |
|
|
Poor mileage |
Spark plugs and spark plug cables |
Inspect spark plugs / cable, or replace as required |
Description The ignition coil is a kind of small transformer that transforms the battery voltage to 30 kV or more to create a spark in the spark plug gap in the cylinder.
Schematic Diagrams
Other information:
Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Blower Unit. Repair procedures
Replacement 1. Disconnect the negative (-) battery terminal. 2. Recover the refrigerant with a recovery/recycling/charging station. 3. When the engine is cool, drain the engine coolant from the radiator.
Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual: Components and components location
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