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Test E: LFC 18/DTC B1890 - PAD Warning Lamp Circuit Short to Battery
PINPOINT TEST E: LFC18/DTC B1890 - PAD WARNING LAMP CIRCUIT SHORT TO BATTERYNormal Operation
When the ignition switch is in the ON position, the passenger air bag deactivation (PAD) indicator prove-out period is initiated by the restraints control module (RCM). The RCM briefly activates the PAD indicator to verify to the occupants proper functional operation of the PAD indicator.
If the restraints control module detects a short to voltage on the PAD indicator circuit, it will store DTC B1890 in memory and flash LFC 18 (or higher priority code if one exists) on the air bag warning indicator.
- DTC B1890 PAD Warning Lamp Circuit Short to Battery - If the RCM detects a short to voltage on the PAD indicator circuit when the indicator is activated, it will set this DTC.
This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- PAD indicator
- RCM
