Suzuki Ignis Service Manual page 2385

6-3-188 ENGINE GENERAL INFORMATION AND DIAGNOSIS (Z13DT ENGINE)
C-21, Brake Switch Circuit
Test Table (For RM413D)
Test Work Order Description
T01 Check: Short to Ground/Interruption of Voltage Supply Circuit
• Ignition OFF
• Disconnect wiring harness connector from:
Brake Light Switch
• Measure voltage between the following terminals:
Brake Light Switch – Wiring harness connector (wiring harness side) ter-
minal E36-1
&
Ground
Yes: T02
T02 Check: Short to Ground/Interruption of Voltage Supply Circuit
• Measure voltage between the following terminals:
Brake Light Switch – Wiring harness connector (wiring harness side) ter-
minal E36-4
&
Ground
Yes: T03
T03 Check: Short to Voltage of Signal Circuit
• Ignition ON
• Measure voltage between the following terminals:
Brake Light Switch – Wiring harness connector (wiring harness side) ter-
minal E36-3
&
Ground
Yes: T04
T04 Check: Short to Voltage of Voltage Supply Circuit
• Measure voltage between the following terminals:
Brake Light Switch – Wiring harness connector (wiring harness side) ter-
minal E36-2
&
Ground
Yes: T05
T05 Check: Component
• Scan Tool Data List Parameter
Brake Switch
Yes: T06
T06 Check: Interruption of Signal Circuit
• Connect fused jumper wire to:
Brake Light Switch – Wiring harness connector (wiring harness side) ter-
minal E36-2
&
Battery voltage
• Scan Tool Data List Parameter
Brake Switch
Yes: T07
Nominal Value
greater than 11 V
No: T10
greater than 11 V
No: E08
less than 0.3 V
No: E07
less than 0.3 V
No: T09
OFF
No: E03
ON
No: E04