F 150 2WD V8-4.6L VIN 8 (2009)
-
DTC B2A37 (Floor Lamp Output Circuit Open) - an on-demand DTC that sets when the SJB detects a short to voltage from the courtesy lamp
output circuit.
This pinpoint test is intended to diagnose the following:
-
Wiring, terminals or connectors
-
SJB
PINPOINT TEST I: THE CARGO LAMP STAYS ON CONTINUOUSLY
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the
connector.
I1-I2
Pinpoint Test J: The Puddle Lamps Stay On Continuously
Interior Lighting
Pinpoint Test J: The Puddle Lamps Stay On Continuously
Refer to Wiring Diagram Set 89, Interior Lamps for schematic and connector information. See: Diagrams/Electrical Diagrams/Diagrams By Number
Normal Operation
When the request from the instrument panel dimmer switch is detected, any door is opened, a correct unlock code from the keyless entry keypad or an
unlock request from a programmed Remote Keyless Entry (RKE) transmitter is detected, the Smart Junction Box (SJB) supplies voltage to the puddle
lamps through circuit CLN25 (VT).
-
DTC B2A39 (Puddle Lamp Output Circuit Open) - an on-demand DTC that sets when the SJB detects a short to voltage from the puddle lamp
output circuit.
This pinpoint test is intended to diagnose the following:
-
Wiring, terminals or connectors
-
SJB
PINPOINT TEST J: THE PUDDLE LAMPS STAY ON CONTINUOUSLY