#
SUNROOF RELAY INSPECTION

BME091569873202

1. Remove the headliner.

2. Connect the sunroof switch connector.

3. Connect the negative battery cable.

4. Measure the voltage at the sunroof relay terminals as indicated below.

5. Disconnect the sunroof relay connector before inspecting for continuity at terminal 2N.

  • If not as specified, inspect the parts listed under "Action."
  • If the parts and wiring harnesses are okay but the system still does not work properly, replace the sunroof relay.

## Terminal Voltage Table (Reference)

Terminal | Signal | Connected to | Test condition | Voltage (V)/Continuity | Action
--- | --- | --- | --- | --- | ---
2A | Tilt up | Sunroof switch | While sunroof is tilting up | 0 | • Inspect sunroof switch
Other | 5
2B | - | - | - | - | -
2C | Slide close | Sunroof switch | While sunroof is closing | 0 | • Inspect sunroof switch
Other | 5
2D | Tilt down | Sunroof switch | While sunroof is tilting down | 0 | • Inspect sunroof switch
Other | 5
2E | Slide open | Sunroof switch | While sunroof is opening | 0 | • Inspect sunroof switch
Other | 5
2F | Slide close tilt up | Sunroof motor (Limit switch) | Sunroof is closed or tilted up | 0 | • Inspect sunroof switch • Inspect sunroof motor (Limit switch)
Sunroof is open | 5
2H | Slide open/tilt down | Sunroof motor (Limit switch) | Sunroof is open or closed | 0 | • Inspect sunroof switch • Inspect sunroof motor (Limit switch)
Sunroof is tilted up | 5
2L | Slide close | Sunroof motor (Limit switch) | Sunroof is open or tilted up | 0 | • Inspect sunroof switch • Inspect sunroof motor (Limit swtich)
Sunroof is closed | 5
2J | IG2 | Sunroof switch | IG SW is at ON position | B+ | • Inspect SUN ROOF 15 A fuse • Inspect sunroof switch • Inspect related harness
Other | 0
2K | Slide close/tilt up | Sunroof motor | Sunroof is open/tilted down | 0 | • Inspect sunroof switch • Inspect sunroof motor
Sunroof is closed/tilted up | B+
Other | 0
2M | Slide open/tilt down | Sunroof motor | Sunroof is open/tilted down | B+ | • Inspect sunroof switch • Inspect sunroof motor
Sunroof is closed/tilted up | 0
Other | 0
2N | Sunroof relay ground | GND | Constant: inspect for continuity to ground | Yes | • Inspect GND