Suzuki Wagon R Manual page 3762

Test
T03 Check: Circuit Interruption of Ground Circuit
• Connect fused jumper wire to:
MAF and IAT sensor - Wiring harness connector (wiring harness
side) terminal C34-1
&
MAF and IAT sensor - Wiring harness connector (wiring harness
side) terminal C34-3
• Scan Tool Data List Parameter
Intake Air Temp and Intake Air Temp Volt
Yes: E01
T04 Check: Short to Voltage/Ground/Interruption of Signal Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
MAF and IAT sensor
• Ignition ON
• Measure voltage between the following terminals:
MAF and IAT sensor - Wiring harness connector (wiring harness
side) terminal C34-1
&
Ground
Yes: E03
Result Table
Result
E01 • Defective component:
MAF and IAT sensor
E02 • 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.
E03 • Short circuit to voltage between:
ECM - Wiring harness connector (wiring harness side) terminal C36-55
&
MAF and IAT sensor - Wiring harness connector (wiring harness side) terminal C34-1
or
• 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.
ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z10XEP AND Z12XEP ENGINES) 6-4-81
Work Order Description
Cause Of Fault
Nominal Value
less than 0.3 V
less than 145 °C
less than 293 °F
No: E02
greater than 5.2 V
No: E04