ON-VEHICLE INSPECTION
PROCEDURE
1. OPERATION CHECK
(a) Slide the clip and disconnect the union to connector tube hose from the vacuum pump assembly.
(b) Connect the hose of a vacuum gauge to the vacuum pump assembly. |
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(c) Start the engine and warm it up for more than 2 minutes.
(d) With the engine idling, measure the negative pressure of the vacuum pump assembly.
Standard Pressure:
Higher than 86.7 kPa (650 mmHg, 25.6 in.Hg)
If the pressure is less than the standard, disassemble and inspect the vacuum pump. If necessary, replace the vacuum pump assembly.
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HINT:
Always perform this operation check procedure after replacing or servicing the vacuum pump assembly.
(e) Remove the vacuum gauge from the vacuum pump assembly.
(f) Connect the union to connector tube hose to the vacuum pump assembly, and slide the clip to secure it.
Toyota CH-R Service Manual > Windshield Deicer System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
If the battery voltage becomes low, windshield deicer operation is canceled to
prioritize supplying power to the power steering system.
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HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected ar ...
Toyota CH-R Service Manual > Window Defogger System: Parts Location
PARTS LOCATION
ILLUSTRATION
*1
DEF RELAY
*2
BACK DOOR GLASS (REAR WINDOW DEFOGGER WIRE)
*3
NO. 1 ENGINE ROOM RELAY BLOCK
*4
DEF FUSE
ILLUSTRATION
*A
for TMMT Made
...