LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Honda >> 2007 >> S2000 L4-2.2L >> Repair and Diagnosis >> Starting and Charging >> Starting System >> Keyless Starting System >> Testing and Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Keyless Starting System: Testing and Inspection

Power Relay Test




Use this chart to identify the type of relay, then do the test listed for it.

NOTE: For the turn signal/hazard relay input test.

Five-terminal type B




Check for continuity between the terminals.

- There should be continuity between the No. 1 and No. 2 terminals when battery positive terminal is connected to the No. 5 terminal, and battery negative terminal is connected to the No. 3 terminal.
- There should be continuity between the No. 1 and No. 4 terminals when power is disconnected.




- Intermittent wiper relay ('00-01 models)
- Rear window defogger relay ('02-07 models)
- Rear window defogger change relay ('02-07 models)