B2098 IGNITION RELAY ON STUCK

Description

• IPDM E/R operates the ignition relay when it receives an ignition switch ON signal from BCM via CAN communication.
• Turn the ignition relay OFF by pressing the push-button ignition switch once when the vehicle speed is 4 km/h (2.5 MPH) or less.
• Turn the ignition relay OFF with the following operation when the vehicle speed is more than 4 km/h (2.5 MPH) or when an abnormal condition occurs in CAN communication from the unified meter (Emergency OFF)
• Press and hold the push-button ignition switch for 2 seconds or more.
• Press the push-button ignition switch 3 time within 1.5 seconds.

NOTE:
The ignition relay does not turn ON for 3 seconds after emergency OFF even if the push-button ignition switch is pressed.

DTC Logic

DTC DETECTION LOGIC

1. PERFORM SELF DIAGNOSIS

1. Turn the ignition switch ON.
2. Erase "Self Diagnostic Result" of IPDM E/R.
3. Turn ignition switch OFF, and wait for 1 second or more.
4. Turn the ignition switch ON. Check "Self Diagnostic Result" again. Is "IGN RELAY ON" displayed?

YES >> Replace IPDM E/R. Refer to See: Power and Ground Distribution\Power Distribution Module\Service and Repair.
NO >> Refer to See: Testing and Inspection\Initial Inspection and Diagnostic Overview\Service Information For Electrical Incident\Intermittent Incident.