MERCRUISER HORN WARNING SYSTEMS

Transcription

1 Index All DTS 1.6 L 3.0 L 4.3 L 5.0 L 5.7 L 6.2 L Engine Model Years Starting SN Ending SN Fuel System Controller Page Sterndrive & Inboard 2006 current Any Current MPI PCM Vazer 2007 current 1Axxxxxx Current MPI ECM L C F Carbureted Digital/EST 2 3.0L 1995 current 0F Current Carbureted/TKS EST 3 3.0LX C F Carbureted Digital/EST 2 4.3L C F Carbureted Thunderbolt 3 4.3L 1995 current 0F Current Carbureted/TKS Thunderbolt MAG F End of production TBI MEFI 1 & L EFI L L TBI MEFI 1 & EFI L M EFI MEFI MPI 2001 current 0M Current MPI ECM L C F Carbureted Thunderbolt 3 5.0L 1995 current 0F Current Carbureted/TKS Thunderbolt 3 5.0L EFI L L TBI MEFI 1 & EFI L M EFI MEFI MPI 2001 current 0M Current MPI ECM L C F Carbureted Thunderbolt 3 5.7L MIE C F Carbureted Thunderbolt 3 5.7L 1995 current 0F Current Carbureted Thunderbolt 3 5.7L EFI F End of production TBI MEFI 1 & EFI L M EFI MEFI MAG C F Carbureted Thunderbolt MAG F K Carbureted Thunderbolt MAG EFI F K TBI MEFI 1 & MAG MPI F L MPI MEFI 1 & MAG MPI L M MPI MEFI MAG MPI MCM 2001 current 0M Current MPI ECM MAG MPI MIE 2001 current 0M Current MPI ECM Black Scorpion 350 MAG 2002 current 0M Current MPI ECM MPI L M MPI MEFI MPI 2001 current 0M Current MPI ECM JUNE Mercury Marine Page 1 / 10

2 7.4 L 8.1 L 8.2 L 6.2 MPI Inboard & Tow Sport 2001 current 0M Current MPI ECM MX6.2 Black Scorpion 2002 current 0M Current MPI ECM L C F Carbureted Thunderbolt MAG C F Carbureted Thunderbolt 3 7.4L MIE C F Carbureted Thunderbolt 4 7.4L TBI F K TBI MEFI 1 & L MPI F L MPI MEFI 1 & EFI F F EFI MEFI 1 & MPI F L MPI MEFI 1 & MPI L End of production MPI MEFI MPI L L MPI MEFI MAG 2001 current 0M Current MPI PCM MAG HO 2001 current 0M Current MPI PCM S Horizon 2001 current 0M Current MPI PCM S HO 2001 current 0M Current MPI PCM MAG C End of production Carbureted Thunderbolt MAG EFI D F EFI MEFI 1 & EFI D F EFI MEFI 1 & MPI F L MPI MEFI 1 & MPI L M MPI MEFI L MIE C D Carbureted Thunderbolt 4 8.2L MPI F L MPI MEFI 1 & MIE L M MPI MEFI L and 3.0LX Key on, engine not running. Horn will not sound for 7 14 seconds. Okay to start engine without audio alarm. Solid Horn Normal test beep (built in delay in audio warning) Engine oil Drive lube level NOTE: Not available until Alpha Gen II (1991) 3.0L with alarm option 3.0LX (LX model standard with alarm) No Action Required key off to check fluids and possible cause for engine overheat No action required Proceed with caution if no issues found. See dealer if problem persists Page 2 / JUNE 2007

3 L, 5.0L, 5.7L, 350 MAG, 7.4L, 8.2L, and 502 MAG Carbureted Engines both Sterndrive and Inboard Key on, engine not running. Horn will not sound for 7 14 seconds. Okay to start engine without audio alarm. Solid Horn Normal test beep (built in delay in audio warning) Engine oil Drive lube level NOTE: Not available until Alpha Gen II (1991), standard on Bravo product No action Required key off to check fluids and possible cause for engine overheat 4.3L 5.0L 5.7L 350 MAG 7.4L 8.2L 502 MAG No action required Proceed with caution if no issues found. See dealer if problem persists Current 3.0L Alpha, 4.3L Alpha/Bravo, 350 MAG, 5.0L Alpha/ Bravo, 5.7 Alpha/Bravo Carbureted Engines Including TKS 1995 Current Carbureted Engines including TKS Solid horn on key on, but goes off when oil pressure switch sees 6 PSI on start up. Solid Horn (continues) 3.0L Alpha 4.3L Alpha/Bravo 350 MAG 5.0L Alpha/Bravo 5.7 Alpha/Bravo Normal test horn No Action Required No action required Oil pressure Drive lube level key off to check possible cause for engine overheat and fluid levels in both engine and drive Proceed with caution. See dealer if no issues found JUNE 2007 Page 3 / 10

4 1995 Current 5.7L, 7.4L, 8.2L Inboard/Tow Sport Carbureted Engines 1995 Current Inboard/Tow Sport Carbureted Engines Solid horn on key on, but goes off when oil pressure switch sees 6 PSI on start up. Solid Horn (continues) 5.7L 7.4L 8.2L Normal test horn No Action Required No action required Oil pressure Transmission temperature key off to check possible cause for engine overheat and fluid levels in both engine and drive Proceed with caution. See dealer if no issues found. All MEFI 1 and MEFI 2 V 6 and V 8 Sterndrives and Inboards NOTE: MEFI 1 and MEFI 2 ECM wiring harness plugs into both ends of ECM Controller MEFI 3 Connections face forward towards intake manifold. All MEFI-1 and MEFI-2 V-6 and V-8 Sterndrives and Inboards Key on, beep for 2 seconds, then off Solid Horn 262 MAG 4.3 EFI 5.0 EFI 5.7 EFI 350 MAG EFI 350 MAG MPI 7.4 TBI 7.4 MPI 454 EFI 454 MPI 8.2 MPI 502 EFI 502 MPI Normal test horn No Action Required No action required Oil pressure Drive lube level or transmission temperature on MIE models key off to check related items. All MEFI 3 V 6 and V 8 Sterndrive and Inboards Possible reduction of power from 2800 RPM to 1200 RPM by ECM disabling 4 fuel injectors. Have a dealer inspect and make corrective repair. NOTE: MEFI 1 and MEFI 2 ECM wiring harness plugs into both ends of ECM Controller MEFI 3 Connections face forward towards intake manifold. Page 4 / JUNE 2007

5 All MEFI-3 V-6 and V-8 Sterndrive and Inboards Key on, beep for 2 seconds, then off Beep alternates on for one second, then off for three seconds with a soft alarm below 3000 RPM and a solid horn above 3000 RPM Beep for five seconds, then beep goes off. 4.3 EFI 5.0 EFI 5.7 EFI 350 MAG MPI 6.2 MPI 7.4 MPI 454 EFI 454 MPI 502 MPI 8.2 MPI Normal test horn No Action Required No action required Oil pressure Drive lube level or transmission temperature on MIE models Sensor fault Low battery Low fuel pressure (V 6 and V CID engines) key off to check related items. Scan with CDS. Increase engine RPM by throttling Check possible cause of low fuel pressure Possible reduction of power, dependent on alarm. Have a dealer inspect and make corrective repair. If alarm persists have a dealer check the battery and alternator. Have dealer install fuel pressure gauge to check possible fuel pump issue JUNE 2007 Page 5 / 10

6 All Serial Numbers 0M and Above All Serial Numbers 0M and Up 4.3 MPI Alpha/Bravo 5.0 MPI Alpha Bravo 350 MAG MPI Alpha/Bravo 6.2 MPI Bravo (ECM 555) Drive lube bottle Multiple CAN Circuit faults NOTE: Excludes 6.2 both raw and FWC engines on horn fault. All Serial Numbers 0M and Above All Serial Numbers 0M and Up Check drive lube bottle for oil and possible malfunction with switch check the oil level 496 MAG BRAVO If drive reservoir is full, see Run engine only in emergency. Forced idle RPM only 496 MAG HO BRAVO (PCM 555) Drive lube bottle Multiple CAN Circuit faults EMCT overheat Check drive lube bottle for oil and possible malfunction with switch check the oil level If drive reservoir is full, see Run engine only in emergency. Forced idle RPM only Page 6 / JUNE 2007

7 All Serial Numbers 0M and Above All Serial Numbers 0M and Up 350 MAG MPI MIE 6.2 MPI Tow Sports/Inboards (ECM 555) Transmission overheat Multiple CAN Circuit faults EMCT overheat NOTE: Excludes 6.2 both raw and FWC engines on horn fault. Stop engine and check transmission fluid level. Look for a possible restriction in the cooler. check the oil level No power loss. If fluid level is acceptable, have the dealer inspect cooler/transmission switch. If transmission has overheated, perform a transmission flush and replace fluid. Run engine only in emergency. Forced idle RPM only JUNE 2007 Page 7 / 10

8 All Serial Numbers 0M and Above All Serial Numbers 0M and Up 8.1S Horizon 8.1S HO Inboard (PCM 555) Transmission overheat Multiple CAN Circuit faults Stop engine and check transmission fluid level. Look for a possible restriction in the cooler. check the oil level No power loss. If fluid level is acceptable, have the dealer inspect cooler/transmission switch. If transmission has overheated, perform a transmission flush and replace fluid. Run engine only in emergency. Forced idle RPM only Page 8 / JUNE 2007

9 MX 6.2 Black Scorpion and 350 MAG Black Scorpion (ECM 555) MX 6.2 Black Scorpion Black Scorpion (ECM 555) 350 MAG 100 Vazer Transmission overheat Multiple CAN Circuit faults EMCT overheat NOTE: Excludes 6.2 both raw and FWC engines on horn fault. Stop engine and check transmission fluid level. Look for a possible restriction in the cooler. check the oil level 100 Vazer No power loss. If fluid level is acceptable, have the dealer inspect cooler/transmission switch. If transmission has overheated, perform a transmission flush and replace fluid. Run engine only in emergency. Forced idle RPM only Six beeps at 3/4 seconds apart then stops until next key off/on cycle unless another caution arises while key power is still on. Six second continuous horn (not active again until next key off/on cycle, unless another critical issue occurs while key power is still on) Sensor(s) out of range Circuit open or short, drive lube bottle or circuit Battery power Oil pressure Crank sensor ECM check sum fault Potential Guardian Power limit JUNE 2007 Page 9 / 10

10 All Digital Throttle and Shift (DTS) Sterndrive and Inboard Engines All Digital Throttle and Shift (DTS) Sterndrive and Inboard Engines Engine Usage Available for Transmission overheat Drive Lube bottle Multiple CAN circuit faults EMCT overheat DTS Sensor Failure Stop engine to check fluid level and diagnose problem check oil level. dealer for diagnostics No power loss. If fluid level is okay, have dealer inspect cooler/transmission temperature switch. If transmission has over heated flush and replace fluid. 5% Available Power Run engine only in emergency! Forced idle RPM only. Products of Mercury Marine W6250 Pioneer Road Fond du Lac, WI Mercury, Mercury Marine, MerCruiser, Mercury MerCruiser, Mercury Racing, Mercury Precision Parts, Mercury Propellers, Mariner, Quicksilver, #1 On The Water, Alpha, Bravo, Pro Max, OptiMax, Sport-Jet, K-Planes, MerCathode, RideGuide, SmartCraft, Zero Effort, M with Waves logo, Mercury with Waves logo, and SmartCraft logo are all registered trademarks of Brunswick Corporation. Mercury Product Protection logo is a registered service mark of Brunswick Corporation. Page 10 / JUNE 2007