Suzuki Wagon R Manual page 3773

6-4-92 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z10XEP AND Z12XEP ENGINES)
Test
T05 Check: Component
• Connect wiring harness connector to:
Twinport vacuum unit
• Ignition ON
• Contact fused jumper wire once to:
ECM - Wiring harness connector (wiring harness side) terminal
C36-34
&
Ground
Yes: T06
T06 Check: Mechanical Functionality
• Check mechanical functionality of the following components and all
attached parts:
Vacuum hose
Vacuum supply system
Actuating linkage lever
Yes: E01
Result Table
Result
E01 • Defective component:
ECM
NOTE:
If ECM is replaced, register password (PWD) and secret key code (SKC) to ECM referring to
"Procedure after ECM Replacement" in Section 8G3.
E02 • Repair the concerned mechanical component
E03 • Defective component:
Twinport vacuum unit
E04 • Circuit interruption between:
ECM - Wiring harness connector (wiring harness side) terminal C36-34
&
Twinport vacuum unit - Wiring harness connector (wiring harness side) terminal C27-1
E05 • Short circuit to ground between:
ECM - Wiring harness connector (wiring harness side) terminal C36-34
&
Twinport vacuum unit - Wiring harness connector (wiring harness side) terminal C27-1
E06 • Short circuit to voltage between:
ECM - Wiring harness connector (wiring harness side) terminal C36-34
&
Twinport vacuum unit - Wiring harness connector (wiring harness side) terminal C27-1
E07 • Circuit interruption between:
Circuit fuse - Output contact
&
Twinport vacuum unit - Wiring harness connector (wiring harness side) terminal C27-2
Work Order Description
Cause Of Fault
Nominal Value
Clicking noise from follow-
ing component:
Twinport vacuum unit –
Twinport
No: E03
Test OK?
No: E02