Suzuki Ignis Service Manual page 1877

6-3-218 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z13DT ENGINE)
C-26, Cylinder 3 Injector Circuit
Test Table (For RM413D)
Test Work Order Description
T01 Check: Diagnostic Trouble Code stored
Is the following Diagnostic Trouble Code stored?
P0203 – Injector Circuit Malfunction Cylinder-3
Yes: E01
T02 Check: Short to Voltage of Signal Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
ECM (Wiring Harness Connector C66)
• Ignition ON
• Measure voltage between:
ECM – Wiring harness connector (wiring harness side) terminal C66-48
&
Ground
Yes: T03
T03 Check: Short to Ground of Signal Circuit
• Ignition OFF
• Measure resistance between:
ECM – Wiring harness connector (wiring harness side) terminal C66-48
&
Ground
Yes: T04
T04 Check: Interruption of Signal Circuit
• Disconnect wiring harness connector from:
Cylinder 3 Injector
• Measure resistance between:
ECM – Wiring harness connector (wiring harness side) terminal C66-31
&
Cylinder 3 Injector – Wiring harness connector (wiring harness side) ter-
minal C95-2
Yes: T05
T05 Check: Interruption of Signal Circuit
• Measure resistance between:
ECM – Wiring harness connector (wiring harness side) terminal C66-48
&
Cylinder 3 Injector – Wiring harness connector (wiring harness side) ter-
minal C95-1
Yes: T06
T06 Check: Component
• Measure resistance between:
Cylinder 3 Injector – Wiring harness connector (component side) terminal
C95-1
&
Cylinder 3 Injector – Wiring harness connector (component side) terminal
C95-2
Yes: E02
Nominal Value
No: T02
less than 0.3 V
No: E07
greater than 500
kOhm
No: T07
less than 5 Ohm
No: E04
less than 5 Ohm
No: E03
less than 3 Ohm
No: E01