Test B: The Roof Opening Panel Shows Unexpected Bounce Back At High Speed

PINPOINT TEST B: THE ROOF OPENING PANEL SHOWS UNEXPECTED BOUNCE BACK AT HIGH SPEED

B1-B2:

Normal Operation
The powertrain control module (PCM) sends a vehicle speed signal on circuit 8-RE22 (WH/VT). The roof opening panel motor receives the vehicle speed signal from the PCM on circuit 8-GB8 (WH/BU).


Possible Causes
- circuit 8-GB8 (WH/BU) open
- circuit 8-RE22 (WH/VT) open
- speedometer
- roof opening panel motor