rjparker's Recent Activity
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rjparker replied to the thread 2019 Prius Slow Coolant Leak.
In post 1 the op reports the exhaust heat exchanger was replaced recently after a bypass proved it was the source of coolant loss two...
Jul 16, 2026 at 12:31 PM -
rjparker replied to the thread 2019 Prius Slow Coolant Leak.
You can't keep losing coolant every day or you will be stranded a hundred miles from home. Assuming the engine overheated prior to the...
Jul 16, 2026 at 12:24 AM -
rjparker attached a file to the thread Prius V not running right after head gasket replacement.
Page 2 of attached pdf suggests mechanical timing or ecm. Given the circumstances it points to mechanical timing. If the parts cannon...
Jul 15, 2026 at 8:49 PM -
rjparker replied to the thread How many gallons of gas does Prius v hold?.
As noted above, fill to the brim will cause some to go into the Evap system.
Jul 15, 2026 at 8:32 PM -
rjparker replied to the thread How to make The Prius Plug-in (Prime) actually worth it.
The fundamental issue seems to be the op is suggesting new Prius Plugin control logic that could be exclusively software based....
Jul 15, 2026 at 5:53 PM -
rjparker attached a file to the thread Quick way to determine a problem via ECU's.
Good reminder about blink codes. It is also possible to carry a $30 elm327 bluetooth obd2 interface with free apps like "Car Scanner"...
Jul 15, 2026 at 2:53 PM
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rjparker replied to the thread Independent Repair Shops. Worth the "Savings"?.
With a gen4 independents can handle 99% of the maintenance as long as you insist on genuine oem parts and fluids. Local independents...
Jul 15, 2026 at 1:06 PM -
rjparker replied to the thread this website has gone ballistic..
Old software
Jul 15, 2026 at 12:48 PM -
rjparker replied to the thread Moving up to newer Prius, questions.
The gen3 egr only causes startup stumbles and continuing low rpm roughness if it is stuck open. A revised egr valve and ecm software is...
Jul 15, 2026 at 12:07 PM -
rjparker attached a file to the thread this website has gone ballistic..
bisco.com for all your dental adhesion needs [ATTACH]
Jul 14, 2026 at 10:10 PM
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rjparker replied to the thread How much is your local "Trump at the Pump Tax?".
We have very high property and sales taxes to make up for it.
Jul 14, 2026 at 5:15 PM -
rjparker replied to the thread Prius V not running right after head gasket replacement.
Often its a vacuum line not connected such as the pcv or evap. Sometimes its a missing or loose gasket on the egr system. Other times...
Jul 14, 2026 at 5:12 PM -
rjparker replied to the thread Trunk Hatchback Lift Supports.
Just replace them. You can get a set from Amazon starting at $20 or at an auto supply around $45 (which I found to be too strong).
Jul 14, 2026 at 5:04 PM -
rjparker replied to the thread Sealing off cylinders without screwing spark plugs back in?.
You can buy replacement rings for the original design pistons which is relatively low cost for a diy'er who is not paying labor....
Jul 14, 2026 at 12:05 AM -
rjparker replied to the thread 2013 Prius Three - Radio/Nav Unit Replacement.
An aftermarket unit is unlikely to work with the existing camera and you probably don't want it compared to a new camera. The previous...
Jul 13, 2026 at 9:45 PM
