Ranger 2WD L4-2.3L (2009)
connector through circuit CAT17 (BN/WH) and the instrument panel dimmer switch through circuit CBP01 (BU).
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DTC B2261 (Park Lamp Switch Failure) - an on-demand DTC that sets when the SJB detects a short to voltage from the parking lamps on request
input circuit.
This pinpoint test is intended to diagnose the following:
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Wiring, terminals or connectors
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Headlamp switch
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SJB
PINPOINT TEST M: THE PARKING, REAR AND LICENSE PLATE LAMPS ARE ALWAYS ON
NOTICE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the
connector.
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M1 CHECK THE RECORDED DTCs FROM THE SJB SELF-TEST
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Ignition OFF.
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Check the recorded results from the SJB self-test.
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Is DTC B2261 present?
Yes
GO to M2.
No
GO to M4.
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M2 CHECK THE HEADLAMP SWITCH
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Disconnect: Headlamp Switch C205.
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Do the parking lamps continue to illuminate?
Yes
GO to M3.
No
INSTALL a new headlamp switch. REFER to Headlamp Switch See: Headlamp/Headlamp Switch/Service and Repair. CLEAR the DTCs. REPEAT the
self-test.
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M3 CHECK CIRCUIT CLS30 (VT/WH) FOR A SHORT TO VOLTAGE
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Disconnect: SJB C2280d.
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Measure the voltage between the headlamp switch C205-5, circuit CLS30 (VT/WH), harness side and ground.
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Is any voltage present?
Yes
REPAIR the circuit. CLEAR the DTCs. REPEAT the self-test.