Detected condition and possible cause
Detected condition |
Possible cause |
Evap system purge control valve voltage is not input to ecm. |
|
Wiring diagram
Troubleshooting
Caution when using the multi-circuit tester, do not strongly touch the terminal of the ecm coupler with a needle pointed tester probe to prevent terminal damage. |
Note after repairing the trouble, clear the dtc using sds tool. Refer to “use of sds diagnosis reset procedures” . |
Step |
Action |
Yes |
No |
1 |
Special tool Tester knob indication resistance (Ω) Evap system purge control valve resistance approx. 32 Ω at 20 °c (68 °f) (terminal – terminal) Is the resistance ok? |
Go to step 2. | Replace the evap system purge control with a new one. Refer to “evaporative emission control system removal and installation (only for e- 33)” in section 1b . |
2 |
Special tool Tester knob indication
voltage ( Evap system purge control valve voltage battery voltage ((+) terminal: o/w – (–) terminal: ground) Is the voltage ok? |
|
Open or short circuit in the o/w wire. |
Active control inspection
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Water hose routing diagram” “water pump components” “water
pump construction”
Special tool
...
Symbols
Listed in the table below are the symbols indicating instructions and other
information necessary for servicing.
The meaning of each symbol is also included in the table.
Abbreviations
A:
abdc: after bottom dead center
ac: alternating current
acl: air cleaner, air cleaner box
api: ame ...
Cylinder head related parts inspection
Refer to “cylinder head disassembly and assembly” .
Cylinder head distortion
Decarbonize the combustion chambers.
Check the gasket surface of the cylinder head for
distortion. Use a straightedge and thickness gauge.
Take clearance readings at several places. If
readings exceed the ...