Main Relay Inspection

Disconnect negative (-) cable at battery.
Remove main relay (1) from its connector.

Fig 1: Identifying Main Relay, Fuel Pump Relay, Fuse Box And Instrument Panel
Courtesy of SUZUKI OF AMERICA CORP.
Check resistance between each two terminals.
If check results are as specified, proceed to next operation check. If not, replace main relay.

Main relay resistance

Between terminals "A" and "B": ∞ (Infinity)

Between terminals "C" and "D": 160 - 240 Ω (at 20°C (68°F))

Fig 2: Checking Resistance Between Main Relay Terminals
Courtesy of SUZUKI OF AMERICA CORP.
Check that there is continuity between terminals "A" and "B" when battery is connected to terminals "C" and "D".
If malfunction is found, replace main relay.

Fig 3: Checking Continuity Between Main Relay Terminals
Courtesy of SUZUKI OF AMERICA CORP.