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.
Diagnostic Trouble Code (DTC) Information PHM-4E96
Condition
The Phone module (PHM) checks the internal components in the control module.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- An internal fault has occurred.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition position 0, I and II.
- Battery voltage between 9 - 16 V.
- Telephone handset used.
The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.
Substitute Value
- None.
Possible Source
- Internal fault in the control module.
Fault symptom[s]
- Cellular phone/Handsfree does not work
- Cellular phone/Other party cannot be heard/Privacy handset
- Cellular phone/Other party cannot be heard/Unsure when/at all times
- Cellular phone/Privacy handset does not work
- Cellular phone/Other party cannot hear/Privacy handset
- Cellular phone/Other party cannot hear/Unsure when/at all times
- Text window and warning symbol/Text message
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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.
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