Suzuki Wagon R Manual page 3729

6-4-48 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z10XEP AND Z12XEP ENGINES)
Test
T16 Check: Short to Ground of Voltage Supply Circuit
• Remove fused jumper wire
• Connect fused jumper wire to:
Main relay - Socket terminal E56-3
&
Battery voltage
• Check the following component for proper operation:
Fuse of the fused jumper wire
Yes: T17
T17 Check: Component
• Remove fused jumper wire
• Remove electrical component from socket:
Fuel pump relay
• Connect fused jumper wire to:
Fuel pump relay - Socket terminal E52-3
• &
Battery voltage
• Check the following component for proper operation:
Fuse of the fused jumper wire
Yes: E15
T18 Check: Component
• Disconnect wiring harness connector from:
Fuel injector No.1
• Insert new fuse into the socket of the fused jumper wire and then
check this fuse for proper operation.
• Disconnect each of the following components/control units from
the wiring harness consecutively and check the fuse of the fused
jumper wire for proper operation each time:
Fuel injector No.2
Fuel injector No.3
Fuel injector No.4 (Z12XEP)
Fuel pump assembly
Yes: E08
T19 Check: Short to Ground of Voltage Supply Circuit
• Remove electrical component from socket:
Fuel pump relay
• Insert new fuse into the socket of the fused jumper wire and then
check this fuse for proper operation.
Yes: E08
T20 Check: Component
• Remove electrical component from socket:
Fuel pump relay
• Insert new fuse into the socket of the fused jumper wire and then
check this fuse for proper operation.
• Disconnect each of the following components/control units from
the wiring harness consecutively and check the fuse of the fused
jumper wire for proper operation each time:
Radiator fan relay
Yes: E08
Work Order Description Nominal Value
Test OK?
NO: T19
Test OK?
NO: T18
Test OK?
NO: E16
Test OK?
NO: E17
Test OK?
NO: E18