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STC / B3678 02

Read the instructions below then start the fault diagnostic procedure.

Symptom: Soft top cannot be operated Message appears in display.

  B3678 02


Rollover Bar, Left Sensor Circuit, Short to Ground

Fault symptom

Soft top cannot be operated

Message appears in display.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

Control module output voltage is below 1.9 ± 0.2 V

System reaction to a fault:

Soft top cannot be operated

Checking the wiring harness

Jiggle the wiring harness at several points to detect intermittent breaks or short circuits. Check also the connector for oxidation or loose pins.

Diagnostic help

Diagnosis regards:

Electrical fault in connecting leads or component.

Functions in the diagnostic tool related to the fault:

Test value:
Left Rollover Bar Down
(See also description of readings/activations in diagnostic tool)