Suzuki Wagon R Manual page 3743

6-4-62 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z10XEP AND Z12XEP ENGINES)
Test
T16 Check: Short to Voltage of Signal Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
EGR valve
• Ignition ON
• Measure voltage between the following terminals:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-6
&
Ground
• Disconnect each of the following components/control units consec-
utively from the wiring harness and repeat the measurement each
time:
MAF sensor
CMP sensor
TP sensor
Yes: E10
T17 Check: Short to Voltage of Signal Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
A/C (refrigerant) pressure sensor
• Ignition ON
• Measure voltage between the following terminals:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-6
&
Ground
Yes: E10
T18 Check: Short to Voltage of Signal Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
ECM (Wiring Harness Connector G21, C36)
• Ignition ON
• Measure voltage between the following terminals:
Accelerator pedal position sensor - Wiring harness connector (wir-
ing harness side) terminal G82-6
&
Ground
Yes: T19
T19 Check: Short to Voltage of Signal Circuit
• Measure voltage between the following terminals:
MAF sensor - Wiring harness connector (wiring harness side) ter-
minal C34-4
&
Ground
Yes: T20
Work Order Description Nominal Value
4.8 – 5.2 V
No: T17
4.8 – 5.2 V
No: T18
less than 0.3 V
No: E20
less than 0.3 V
No: E19