How to check and replace the Turn Signal Flasher on a Subaru Forester?

When the turn signal switch is actuated, the flasher unit activates the turn signal lights, while the hazard flasher switch causes all four turn signal lights to flash simultaneously. An audible click is heard when the flasher unit operates correctly; if the turn signals fail on one side and the clicking sound is absent or if the flashing is much more rapid than usual, a faulty turn signal bulb is likely. If both turn signals do not blink, the issue may stem from a blown fuse, a faulty flasher unit, a broken switch, or a loose or open connection. A quick check of the fuse box can reveal a blown turn signal fuse, and it is advisable to inspect the wiring for a short before replacing the fuse. To remove the flasher, take off the knee bolster and reinforcement panel behind it, unplug the electrical connector from the flasher unit, and then remove the mounting bolt, with installation being the reverse of removal.

Genuine Subaru Forester Turn Signal Flasher

Turn Signal Indicator Flasher

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Subaru Forester Unit&Relay
Part Number: 86111AJ001
$48.40 MSRP: $70.15
You Save: $21.75 (31%)
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Product Specifications
- Other Name: Turn & Hazard Unit; Flasher, Hazard Switch
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2014-2018 Subaru Forester | 2.0XT Premium, 2.0XT Touring, 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Touring | 2.0L H4, 2.5L H4
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Subaru Forester Unit&Relay
Part Number: 86111AG001
$48.40 MSRP: $70.15
You Save: $21.75 (31%)
ADD TO CART
Product Specifications
- Other Name: Turn & Hazard Unit; Flasher
- Replaces: 86111AG000
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2009-2013 Subaru Forester | X, X Limited, X Premium, XS, XT, XT Limited | 2.5L H4 DOHC, 2.5L H4 DOHC Turbo, 2.5L H4 SOHC
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Subaru Forester Turn & Hazard Unit
Part Number: 86111FC090
$61.90 MSRP: $89.72
You Save: $27.82 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Flasher, Relay
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2002 Subaru Forester | L, S | 2.5L H4 SOHC
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Subaru Forester Unit&Relay T/H
Part Number: 86111AG000
$48.40 MSRP: $70.15
You Save: $21.75 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Turn & Hazard Unit
- Manufacturer Note: 066500-5480
- Replaced by: 86111AG001
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2009-2010 Subaru Forester | X, X Limited, XS, XT, XT Limited | 2.5L H4 DOHC Turbo, 2.5L H4 SOHC
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Subaru Forester Turn SIGNAL/HAZARD Unit
Part Number: 86111FC000
$47.99 MSRP: $69.55
You Save: $21.56 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Turn & Hazard Unit
- Replaced by: 86112AE001
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1998-1999 Subaru Forester | Base, L, S | 2.5L H4 DOHC, 2.5L H4 DOHC (New EVAPO), 2.5L H4 SOHC
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Subaru Forester Unit & Relay
Part Number: 86111FE010
$164.52 MSRP: $240.53
You Save: $76.01 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Turn & Hazard Unit; Flasher
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2006-2008 Subaru Forester | Forester Sports, L.L.Bean, X, XS, XT | 2.5L H4, 2.5L H4 Turbo
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Subaru Forester Turn & Hazard Unit
Part Number: 86111AG010
$53.18 MSRP: $77.07
You Save: $23.89 (31%)
Product Specifications
- Replaced by: 86111AG011
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2009 Subaru Forester | X, X Limited, XS, XT, XT Limited | 2.5L H4 DOHC Turbo, 2.5L H4 SOHC
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Subaru Forester Turn Hazard Unit
Part Number: 86111TC001
$58.52 MSRP: $84.82
You Save: $26.30 (32%)
Product Specifications
- Other Name: Turn & Hazard Unit; Flasher
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2003-2006 Subaru Forester | L.L.Bean, X, XS, XT | 2.5L H4, 2.5L H4 Turbo
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Subaru Forester Turn & Hazard Unit
Part Number: 86111FC070
Product Specifications
- Other Name: Flasher, Relay
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2002 Subaru Forester | Base, L, S | 2.5L H4 SOHC

Subaru Forester Turn Signal Flasher

The Subaru Forester Turn Signal Flasher maintains the standard pace of your blinkers and hazard lights that other drivers expect. This makes every lane change safer. The Turn Signal Flasher is located inside the fuse box, which receives current when the signal lever is nudged. It then interrupts this current periodically so the lamp flashes on and off. The early Forester models utilized a thermal Turn Signal Flasher, which consists of a metal canister where heat bends a spring strip to briefly close the contact. The spring will cool and break the circuit again, causing it to blink as well as click. Various newer Subaru SUVs, such as recent Forester years, have switched over to an electronic solid state Turn Signal Flasher. Generally, this uses a transistor and a timing chip to imitate the same cadence without any heat. Therefore, a solid state flasher's design allows for operation with low-draw LED bulbs. The contemporary Turn Signal Flasher, which has undergone a transition from thermal to solid state, can ultimately endure for a longer duration while remaining accurate in cold weather. Similarly, it is able to function properly when owners upgrade to LED signal lamps. It is easy for any Subaru owner to spot a failing flasher. A dead signal or one that blinks irregularly nearly always is the fault of the palm-sized relay.

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Subaru Forester Turn Signal Flasher Parts Questions & Experts Answers

Turn & Hazard Unit
86111FC090
Q:
How to check and replace the Turn Signal Flasher on a Subaru Forester?
Posted by Huade T.
A:
When the turn signal switch is actuated, the flasher unit activates the turn signal lights, while the hazard flasher switch causes all four turn signal lights to flash simultaneously. An audible click is heard when the flasher unit operates correctly; if the turn signals fail on one side and the clicking sound is absent or if the flashing is much more rapid than usual, a faulty turn signal bulb is likely. If both turn signals do not blink, the issue may stem from a blown Fuse, a faulty flasher unit, a broken switch, or a loose or open connection. A quick check of the fuse box can reveal a blown turn signal fuse, and it is advisable to inspect the wiring for a short before replacing the fuse. To remove the flasher, take off the knee bolster and reinforcement panel behind it, unplug the electrical connector from the flasher unit, and then remove the mounting bolt, with installation being the reverse of removal.
Answered by Subaru Parts Specialist Jesse / Jul 28, 2022