DTC B296D [POWER RETRACTABLE HARDTOP]

id0902j2031700

DTC B296D

Hall sensor low power supply voltage

DETECTION CONDITION

• Power supply voltage to the Hall sensor is 5 V or less.

POSSIBLE CAUSE

• Battery malfunction
• Open or short circuit in wiring harness between power retractable hardtop control module and roof/deck panel motor
• Power retractable hardtop control module malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
INSPECT THE BATTERY
• Measure the battery positive voltage.
• Is the measured voltage 7.5 V or more?
Yes
Go to the next step.
No
The battery has a malfunction.
Inspect the charge/discharge system.
2
INSPECT THE WIRING HARNESS BETWEEN POWER RETRACTABLE HARDTOP CONTROL MODULE AND ROOF/DECK PANEL MOTOR
• Turn the ignition switch to the LOCK position.
• Disconnect the negative battery cable.
• Disconnect the power retractable hardtop control module and roof/deck panel motor connector.
• Inspect for continuity between power retractable hardtop control module connector terminal 1G and following terminals:
- Roof motors connector terminal B
- Deck panel motors connector terminal D
• Is there continuity?
Yes
Go to the next step.
No
Repair or replace the wiring harness.
3
INSPECT THE POWER RETRACTABLE HARDTOP CONTROL MODULE
• Connect the negative battery cable.
• Turn the ignition switch to the ON position.
• Push the power retractable hardtop switch.
• Measure the power retractable hardtop control module connector terminal 1G voltage.
• Is the measured voltage 5.0 V or more?
Yes
DTC troubleshooting completed.
No
Replace the power retractable hardtop control module.