Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1997TRACER L4-122 2.0L SOHCREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMSENSORS AND SWITCHES - IGNITION SYSTEMIGNITION SWITCHTESTING AND INSPECTIONFLOW OF DIAGNOSIS
1997 Mercury Tracer L4-122 2.0L SOHC
Flow of Diagnosis
1997 Mercury Tracer L4-122 2.0L SOHCSECTION Flow of Diagnosis
INSPECTION AND VERIFICATION
1. Verify the customer concern by operating the ignition switch.
2. Visually inspect the ignition switch for damage. Refer to the following list:
Mechanical
- Damaged ignition switch
- Damaged shift cable and bracket (A/T)
Electrical
- Loose or Corroded connection
- Blown 100 A MAIN fuse
- Blown 10 A ROOM fuse
- Circuit
3. If binding occurs, turn the steering wheel left or right to release any pressure on the ignition switch and verify that the ignition key is cut properly.
4. If the cause of the malfunction cannot be found by visual inspection, refer to diagnosis by symptom for further diagnosis. Symptom Related Diagnostic Procedures
1. Verify the customer concern by operating the ignition switch.
2. Visually inspect the ignition switch for damage. Refer to the following list:
Mechanical
- Damaged ignition switch
- Damaged shift cable and bracket (A/T)
Electrical
- Loose or Corroded connection
- Blown 100 A MAIN fuse
- Blown 10 A ROOM fuse
- Circuit
3. If binding occurs, turn the steering wheel left or right to release any pressure on the ignition switch and verify that the ignition key is cut properly.
4. If the cause of the malfunction cannot be found by visual inspection, refer to diagnosis by symptom for further diagnosis. Symptom Related Diagnostic Procedures
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.