2023 Volvo C40 Recharge Bulb replacement
Replacing the rear fog lamp bulb
The rear foglight is fitted in the rear bumper on the driver’s side.
The rear fog light is only fitted on the driver’s side.
- Loosen the foglight unit on the driver’s side by inserting a flat object, such as a table knife or a screwdriver, on the bulb kit’s narrower short side of the keypad and then prize the foglight unit out.
- Unplug the connector.
- Undo the bulb holder by turning it anticlockwise and pulling it out.
- Remove the bulb by pressing it in and turning anticlockwise.
- Fit a new bulb by pressing it in and turning it clockwise.
- Attach the bulb holder by turning it clockwise.
- Plug in the connector.
- Insert the hook on the wide part of the foglight unit in the rear bumper and rotate the unit inwards so that the clips engage.
Bulb replacement
This car is equipped with front and rear LED lamps. The rear fog lamp consists of bulbs, and you can replace them yourself according to the method described in the Owner’s Manual. If a fault occurs in LED (LED (Light Emitting Diode) lamps, the entire lamp unit usually must be replaced.
Exterior lamp positions
The exterior lighting of the car uses a number of different lamps. An LED type lamp must be replaced by a workshop. An authorised Volvo workshop is recommended.
Lamps, front
- Main beam/dipped beam (LED)
- Daytime running lights/position lamps/direction indicators (LED)
- Pixel module (Option/accessory) for main beam and dipped beam (LED)
- Front fog lamps/cornering lights (Option/accessory) (LED)
Lamps, rear
- Brake light – central, high-level (LED)
- Position lamps (LED)
- Reversing lamps (LED)
- Brake light (LED)
- Direction indicators (LED)
- Fog lamp
Bulb specifications
Specifications for replaceable bulbs.
Contact a workshop (An authorised Volvo workshop is recommended) if faults occur in lamps other than bulbs. If a fault occurs in LED (LED (Light Emitting Diode)) lamps, the entire lamp unit usually must be replaced.
| Function | W(Watt) | Type |
|---|---|---|
| Rear fog lamp | 21 | H21W LL |
Checking trailer lamps (Option/accessory)
When connecting a trailer – check that the trailer lamps work before departure.
Checking trailer lamps(Option/accessory)
Automatic checking
After a trailer is connected electrically, it is possible to ensure that the trailer lamps are working via an automatic lamp activation. The function helps the driver check that the trailer lamps are working before starting off.
- When a trailer is connected to the towbar, the Perform a trailer lamp check? message is shown in the driver display.
- Confirm the message by pressing the right-hand steering wheel keypad’s O button.
>The lamp check starts. - Exit the car to check lamp functionality.
>All trailer lamps start to flash – then the lamps are switched on one at a time. - Visually check that all lamps available on the trailer are operational.
- After a moment, all lamps on the trailer flash again.
>The check is complete.
Rear fog lamp on trailer
When connecting a trailer, there may be instances when the rear fog lamp on the car does not illuminate. In theses cases, rear fog lamp functionality is transferred to only the trailer. Therefore, in these cases, check when the rear fog lamp is activated that the trailer is equipped with rear fog lamp in order to drive the vehicle combination in a safe manner.
Symbols and messages in the driver display
If one or more of the trailer’s direction indicators or brake light bulbs is broken, the driver display shows a symbol and a message. Other lights on the trailer must be checked manually by the driver before setting off.
| Symbol | Message |
|---|---|
 |
Right trailer turn indicator malfunction
Left trailer turn indicator malfunction |
 |
Trailer brake light malfunction |
If any lamp for the trailer’s direction indicators is broken, the driver display symbol for direction indicators will also flash more quickly than normal.