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Parts for your 2006 Honda Stream-Clutch master cylinder
2006 Honda Stream clutch master cylinder: is it used on this model?
For most 2006 Honda Stream vehicles seen in Australia and New Zealand (typically Japanese‑domestic‑market imports), a clutch master cylinder isn’t fitted or required. That’s because the 2006 changeover to the RN6–RN9 Stream brought automatic and CVT transmissions only, with no factory manual option. Auto and CVT Streams don’t use a driver‑operated clutch, so there’s no clutch pedal and no hydraulic clutch circuit to feed a master cylinder.
This position is supported by technical literature and parts data for the 2006 Stream generation:
- Honda Motor Co. new‑model technical release for the RN6–RN9 Stream (mid‑2006 launch) lists 5‑speed automatic and CVT transmissions, with no manual transmission specification.
- Honda electronic parts catalogues for RN6–RN9 show no clutch pedal or clutch master cylinder assemblies, drivetrain sections cover AT/CVT components only.
- Honda workshop/service manuals for RN6–RN9 include Automatic Transmission and CVT chapters and omit a manual “Clutch” section, indicating no hydraulic clutch system on this generation.
Why it isn’t used: an automatic transmission uses a torque converter and internal hydraulic control, a CVT may use a start clutch or a torque converter internally. Either way, the clutching function is managed inside the transmission and not by the driver, so there’s no need for a clutch master cylinder under the bonnet.
Edge case owners should note: a small number of late first‑generation Streams (RN1–RN5) built around early 2006 in some markets were available with a 5‑speed manual. Those cars do use a hydraulic clutch with a master cylinder. If a 2006 vehicle is a rare manual, it will have a third pedal and a small fluid reservoir near the brake master cylinder labelled for clutch/brake fluid. Most AU/NZ‑delivered or imported 2006 examples, however, are automatic or CVT and won’t have these items.
Practical checks owners can make:
- Look in the footwell for a clutch pedal. If there isn’t one, there’s no clutch master cylinder.
- Check under the bonnet for a separate small fluid reservoir (beside the brake reservoir). Its absence on an auto/CVT Stream is normal.
- Confirm the VIN build code: RN6–RN9 indicates the second‑gen auto/CVT platform.
Popular questions about the 2006 Honda Stream clutch master cylinder
Does my 2006 Honda Stream have a clutch master cylinder?
If it’s an automatic or CVT (which most 2006 Streams are), no. Only the rare 5‑speed manual versions of the earlier RN1–RN5 platform use a clutch master cylinder. A quick glance for a clutch pedal and a small clutch fluid reservoir under the bonnet will tell the story.
What fluid does the clutch use on a manual 2006 Stream?
Manual Streams use brake fluid in the clutch hydraulic circuit (DOT 3 or DOT 4 as specified in the owner’s/service manual). Many local workshops in Australia and New Zealand service the system with quality DOT 4. Automatic/CVT models don’t have a clutch hydraulic system, so this doesn’t apply to them.
I feel “clutch slip” in my auto/CVT Stream — could it be the clutch master cylinder?
No. Auto and CVT models don’t have a clutch master cylinder. Hesitation or flare in an automatic can stem from transmission fluid condition or internal components. CVTs may exhibit judder from the start clutch pack or calibration issues. A proper transmission diagnosis is the next step.
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