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Yamaha Phazer Venture Lite PZ50MTA 2011 Supplementary Service Manual
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Yamaha Phazer Venture Lite PZ50MTA 2011 Supplementary Service Manual

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Summary of Contents for Yamaha Phazer Venture Lite PZ50MTA 2011

  • Page 3 PZ50GTA, PZ50RTA, PZ50MTA, PZ50VTA SUPPLEMENTARY SERVICE MANUAL ©2010 by Yamaha Motor Corporation, U.S.A. 1st Edition, April 2010 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Corporation, U.S.A. is expressly prohibited. Printed in U.S.A. P/N.LIT-12618-02-93...
  • Page 4 MAJOR SPECIFICATIONS Model PZ50GTA PZ50RTA PZ50MTA PZ50VTA Model code 8GK7 8GN9 8GP9 8GJ9 Catalogue name Phazer GT Phazer RTX Phazer MTX Venture Lite 2-Up Touring Class Trail Mountain Utility Seating capacity Engine type Liquid cooled 4-stroke, 10valves Cylinder arrangement/ Backward-inclined parallel 2-cylinder/499cm Displacement Fuel system type Electronic fuel injection...
  • Page 5 If there is any question about a service procedure, it is imper- ative that you contact a Yamaha dealer for any service information changes that apply to this model. This policy is intended to provide the customer with the most satisfaction from his snowmobile and to conform to federal environmental quality objectives.
  • Page 6 ILLUSTRATED SYMBOLS (Refer to the illustration) Illustrated symbols are designed as thumb tabs to indicate the chapter’s number and content. General information Periodic inspection and adjustment Chassis Power train Engine Cooling system Fuel injection system Electrical Specifications Illustrated symbols are used to iden- tify the specifications which appear.
  • Page 7 CONTENTS GENERAL INFORMATION INFO PERIODIC INSPECTION AND INSP ADJUSTMENT CHASSIS CHAS POWER TRAIN POWR ENGINE COOLING SYSTEM COOL FUEL INJECTION SYSTEM ELECTRICAL ELEC SPECIFICATIONS SPEC...

  • Page 9: Table Of Contents

    CHAPTER 1. CHAPTER 8. GENERAL INFORMATION ELECTRICAL FEATURES............ 1 SWITCH INSPECTION ....... 28 OIL PRESSURE SENSING SYSTEM ..1 SWITCH INSPECTION ......28 INSPECTING A SWITCH SHOWN IN CHAPTER 2. THE MANUAL ........29 PERIODIC INSPECTION AND CHAPTER 9. ADJUSTMENT SPECIFICATIONS ENGINE ............

  • Page 10: General Information

    FEATURES INFO GENERAL INFORMATION FEATURES OIL PRESSURE SENSING SYSTEM This model is equipped with an oil pressure sensing system. When the oil pressure drops, the rpm limiter is activated, and the engine rpm is reduced, or the engine is shut off, if necessary. If the oil pressure is incorrect upon starting the engine 1.

  • Page 11: Periodic Inspection And

    INSP ENGINE OIL REPLACEMENT PERIODIC INSPECTION AND ADJUSTMENT ENGINE ENGINE OIL REPLACEMENT This model is equipped with an oil pressure sensing system. When the oil pressure drops, the rev limiter is activated, and the engine is stopped, if necessary. If the oil pressure is incorrect when the engine is started, “OP-LO”...
  • Page 12 INSP ENGINE OIL REPLACEMENT 8. Remove: • Cylinder head oil filler cap 9. Remove: • Oil pan engine oil drain bolt 10.Remove: • Oil tank engine oil drain bolt 11.Drain: • Engine oil (completely from the oil pan and oil tank) 12.If the oil filter cartridge is also to be replaced, perform the following procedure.
  • Page 13 INSP ENGINE OIL REPLACEMENT • Apply a thin coat of engine oil onto the O- ring of the new oil filter cartridge. NOTICE Make sure that the O-ring is positioned correctly in the groove of the oil filter car- tridge. •...

  • Page 14: Engine

    INSP ENGINE OIL REPLACEMENT 15.Inspect: • Engine and oil tank (for engine oil leaks) 16.Inspect: • Engine oil level Refer to “ENGINE OIL LEVEL INSPEC- TION” in CHAPTER 2. If “OP-LO” remains on and the oil level/pres- sure warning indicator remains illuminated for more than a few seconds after starting the engine, this indicates that oil pressure is incor- rect.

  • Page 15: Oil Pan And Oil Pump

    OIL PAN AND OIL PUMP ENGINE OIL PAN AND OIL PUMP Order Job name/Part name Q’ty Remarks Oil pan and oil pump removal Remove the parts in the order listed below. Engine Refer to “ENGINE ASSEMBLY”. Starter clutch gear Refer to “A.C. MAGNETO ROTOR AND STARTER CLUTCH”.
  • Page 16 OIL PAN AND OIL PUMP Order Job name/Part name Q’ty Remarks Dowel pin Collar O-ring Gasket...

  • Page 17: Fuel Injection System

    FUEL INJECTION SYSTEM FUEL INJECTION SYSTEM FUEL INJECTION SYSTEM Battery Cylinder identification Injector #1 Cylinder-#2 intake air ECU (engine control sensor Oil pressure sensor pressure sensor unit) Cylinder-#1 ignition Knock sensor Intake air temperature Fuel injection system coil Oil pressure switch sensor relay Cylinder-#1 intake air...

  • Page 18: Wiring Diagram (Pz50Gta Pz50Rta, Pz50Mta)

    FUEL INJECTION SYSTEM WIRING DIAGRAM (PZ50GTA, PZ50RTA, PZ50MTA)
  • Page 19 FUEL INJECTION SYSTEM Crankshaft position sensor Main switch Main fuse Load control relay Fuel injection system fuse Battery Engine stop switch Throttle switch Oil pressure sensor Grip warmer Thumb warmer Oil pressure switch Drive position switch Reverse position switch ECU (engine control unit) Cylinder-#1 ignition coil Spark plug Cylinder-#2 ignition coil...

  • Page 20: Wiring Diagram (Pz50Vta)

    FUEL INJECTION SYSTEM WIRING DIAGRAM (PZ50VTA)
  • Page 21 FUEL INJECTION SYSTEM Crankshaft position sensor Main switch Main fuse Load control relay Fuel injection system fuse Battery Engine stop switch Throttle switch Oil pressure sensor Grip warmer Thumb warmer Oil pressure switch Drive position switch Reverse position switch ECU (engine control unit) Cylinder-#1 ignition coil Spark plug Cylinder-#2 ignition coil...

  • Page 22: Ecu Self-Diagnostic Function

    FUEL INJECTION SYSTEM ECU SELF-DIAGNOSTIC FUNCTION The ECU is equipped with a self-diagnostic function in order to ensure that the fuel injection system is operating normally. If this function detects a malfunction in the system, it immediately operates the engine under substitute characteristics and the warning light and self-diagnosis warning indicator come on to alert the rider that a malfunction has occurred in the system.
  • Page 23 FUEL INJECTION SYSTEM Fault code Able/unable Able/unable to Item Symptom to start drive Cylinder-#2 intake air pressure Cylinder-#2 intake air pressure sensor: sensor (hose line) hose system malfunction (clogged or detached hose). Able Able Intake air system failure (the pressure is not supplied to the intake air pres- sure sensor in a stable condition) Oil pressure dropped...

  • Page 24: Troubleshooting Chart

    FUEL INJECTION SYSTEM TROUBLESHOOTING CHART Engine operation is not normal or the warning light and self-diagnosis warning indicator flash. * Warning light and self-diagnosis warning indicator may not flash even if the engine operation is not normal. The warning light and self-diagnosis warning indicator The warning light and self-diagnosis warning indicator flash.

  • Page 25: Diagnostic Mode

    FUEL INJECTION SYSTEM DIAGNOSTIC MODE It is possible to monitor the sensor output data or check the activation of actuators without connecting the measurement equipment by simply switching the meter indication from the normal mode to the diagnostic monitoring mode. Setting the diagnostic mode 1.
  • Page 26 FUEL INJECTION SYSTEM 6. Verify the operation of the sensor or actua- tor. • Sensor operation The data representing the operating condi- tions of the sensor appears on the odometer/tripmeter LCD. • Actuator operation Push the grip warmer side of the grip/ thumb warmer adjustment switch to oper- ate the actuator.
  • Page 27 FUEL INJECTION SYSTEM Fault code table Fault Diagnostic Symptom Probable cause of malfunction code No. code No. No normal signals are • Open or short circuit in wire harness. received from the cylinder • Defective cylinder identification sensor. — identification sensor. •...
  • Page 28 FUEL INJECTION SYSTEM Fault Diagnostic Symptom Probable cause of malfunction code No. code No. No normal signals are • Open or short circuit in wire harness. received from the speed sen- • Defective speed sensor. sor. • Malfunction in ECU. ECU is unable to monitor the battery voltage (an open or •...
  • Page 29 FUEL INJECTION SYSTEM Diagnostic mode table Switch the meter display from the regular mode to the diagnostic mode. To switch the display, refer to “DIAGNOSTIC MODE”. • Check the intake air temperature and coolant temperature as close as possible to the intake air temperature sensor and the coolant temperature sensor respectively.
  • Page 30 FUEL INJECTION SYSTEM Diagnostic Data displayed on meter Item Description of action code No. (reference value) Grip warmer operation Operates the grip warmer and displays the self- — diagnosis warning indicator 1 second after the grip warmer side of the grip/thumb warmer adjustment switch is pushed.
  • Page 31 FUEL INJECTION SYSTEM Diagnostic Data displayed on meter Item Description of action code No. (reference value) Injector #1 Actuates injector #1 five times at 1-second inter- After pushing the switch, vals and displays the self-diagnosis warning indi- check the operating sound of cator 1 second after the grip warmer side of the the injector five times.
  • Page 32 FUEL INJECTION SYSTEM Diagnostic Data displayed on meter Item Description of action code No. (reference value) Headlight relay Actuates the headlight relay for five cycles of 5 After pushing the switch, seconds and displays the self-diagnosis warning check the operating sound of indicator 1 second after the grip warmer side of the headlight relay five times.
  • Page 33 FUEL INJECTION SYSTEM Fault code No. Symptom Engine stops when an oil pressure drop is detected. Diagnostic code No. – – Item/components and probable cause Check or maintenance job Reinstatement Order method Oil pressure dropped. Place the snowmobile on a level surface, and then Set the main switch to “ON →...
  • Page 34 FUEL INJECTION SYSTEM Fault code No. Symptom Oil pressure switch: open circuit detected. Diagnostic code No. – – Item/components and probable cause Check or maintenance job Reinstatement Order method Connections Check the couplers for any pins that may have Set the main Oil pressure switch coupler pulled out.

  • Page 35: Oil Pressure Sensing System Troubleshooting

    FUEL INJECTION SYSTEM OIL PRESSURE SENSING SYSTEM TROUBLESHOOTING If “OP – LO” display/limiter control is not canceled or the meter displays fault code No.30. 1. Check the engine oil level in the oil tank. Ensure that the engine oil level is correct, Refer to “ENGINE OIL LEVEL INSPEC- start the engine, and then check the level TION”...

  • Page 36: Oil Pressure Sensor

    FUEL INJECTION SYSTEM OIL PRESSURE SENSOR NOTICE • Precautions when removing/installing the sensor coupler. When removing/installing the coupler, carefully wipe peripheral components with a soft cloth. Be careful to prevent liquid such as water or oil from dropping into the coupler.

  • Page 37: Switch Inspection

    ELEC SWITCH INSPECTION ELECTRICAL SWITCH INSPECTION SWITCH INSPECTION Use a pocket tester to check the terminals for continuity. If the continuity is faulty at any point, replace the switch. Analog pocket tester: YU-03112-C Pocket tester: 90890-03112 • Set the pocket tester to “0” before starting a test.

  • Page 38: Chapter 2. The Manual

    ELEC SWITCH INSPECTION INSPECTING A SWITCH SHOWN IN THE MANUAL The terminal connections for switches (main switch, handlebar switch, engine stop switch, light switch, etc.) are shown in a chart similar to the one on the left. This chart shows the switch positions in the column and the switch lead colors...

  • Page 39: Specifications

    GENERAL SPECIFICATIONS/ SPEC MAINTENANCE SPECIFICATIONS SPECIFICATIONS GENERAL SPECIFICATIONS Item Description Model: PZ50GTA, PZ50RTA, PZ50MTA, PZ50VTA Model code number: 8GK7 (PZ50GTA) 8GN9 (PZ50RTA) 8GP9 (PZ50MTA) 8GJ9 (PZ50VTA) Transmission: Overall reduction ratio 9.00 ~ 2.25 : 1 (PZ50VTA) MAINTENANCE SPECIFICATIONS FRONT SUSPENSION Item Description Ski suspension (front suspension):...

  • Page 40: Electrical

    MAINTENANCE SPECIFICATIONS SPEC TIGHTENING TORQUE Item Description Shock absorber: damping force Front Extension 1,610 N/0.3 m/s (164.2 kgf/0.3 m/s, 362.0 lbf/0.3 m/s) (PZ50MTA) Compression 1,570 N/0.3 m/s (160.1 kgf/0.3 m/s, 353.0 lbf/0.3 m/s) (PZ50MTA) Rear Extension 2,665 N/0.3 m/s (271.8 kgf/0.3 m/s, 599.2 lbf/0.3 m/s) (PZ50RTA) 1,690 N/0.3 m/s (172.3 kgf/0.3 m/s, 380.0 lbf/0.3 m/s) (PZ50MTA)

  • Page 42: Cable Routing

    SPEC CABLE ROUTING CABLE ROUTING...
  • Page 43 SPEC CABLE ROUTING CABLE ROUTING PZ50GTA, PZ50RTA, PZ50MTA To the coolant temperature sen- Route the intake air pressure sensor coupler behind the throt- To the knock sensor tle cable on the rear of the Pass the fuel hose over the wire snowmobile (so that the coupler harness and fuel tank breather with white tape is positioned on...
  • Page 44 SPEC CABLE ROUTING...
  • Page 45 SPEC CABLE ROUTING PZ50VTA To the headlight Clamp Clamp the headlight lead to the To the meter frame front cross member with Parking brake cable the clamp. Install the fuel tank breather Rivet the frame front cross hose to the fuel tank with the member protector and right hose clamp.
  • Page 46 SPEC CABLE ROUTING...
  • Page 47 SPEC CABLE ROUTING PZ50GTA, PZ50RTA, PZ50MTA Injector Reverse position switch coupler Drive position switch coupler Clamp reverse position switch lead to the coolant reser- voir tank with the clamp. Install the plastic band with its buckle positioned on top of the coolant reservoir tank and its end facing to the right (Make sure not to clamp the drive position switch...
  • Page 48 SPEC CABLE ROUTING...
  • Page 49 SPEC CABLE ROUTING PZ50VTA Injector Reverse position switch coupler Drive position switch coupler Clamp reverse position switch lead to the coolant reser- voir tank with the clamp. Install the plastic band with its buckle positioned on top of the coolant reservoir tank and its end facing to the right (Make sure not to clamp the drive position switch...
  • Page 50 SPEC CABLE ROUTING...
  • Page 51 SPEC CABLE ROUTING PZ50GTA, PZ50RTA, PZ50MTA Connect the branch line of the Ground lead oil pressure sensor and oil pres- To the speed sensor sure switch to the oil pressure Align the paint mark on the fuel sensor and oil pressure switch tank breather hose with the top in the engine section.
  • Page 52 SPEC CABLE ROUTING...
  • Page 53 SPEC CABLE ROUTING PZ50VTA Connect the branch line of the Ground lead oil pressure sensor and oil pres- To the auxiliary DC jack sure switch to the oil pressure To the speed sensor sensor and oil pressure switch Align the paint mark on the fuel in the engine section.
  • Page 54 SPEC CABLE ROUTING...
  • Page 55 SPEC CABLE ROUTING To the main switch Clamp the starter motor lead, Gear motor relay 1 To the fuel pump negative battery lead, and wire Gear motor relay 2 Pass the wire harness over the harness at the positioning tape Gear motor relay 3 frame rear cross member.
  • Page 56 SPEC CABLE ROUTING...
  • Page 57 SPEC CABLE ROUTING PZ50GTA, PZ50RTA, PZ50MTA Route the corrugated tube fur- Pass the oil pressure switch Install the clamp with its buckle ther to the rear of the snowmo- lead under the idle adjusting positioned behind the leads, bile than the windshield bracket screw, making sure that the lead cables, and hose and its end and then install it.
  • Page 58 SPEC CABLE ROUTING...
  • Page 59 SPEC CABLE ROUTING PZ50VTA Corrugated tube (engine stop To the wire harness Position the corrugated tube switch lead, throttle switch lead, Coolant temperature sensor (engine stop switch lead, throt- right grip warmer lead, and Thermostat housing cover switch lead, right grip thumb warmer lead) To the parking brake...
  • Page 60 SPEC CABLE ROUTING...
  • Page 61 SPEC CABLE ROUTING PZ50VTA Clamp the headlight lead to the inside of the shroud frame. Shroud stopper Shroud frame Headlight lead Clamp the headlight lead at the white tape to the shroud frame with the clamp, making sure to position the clamp near the bracket.
  • Page 62 SPEC CABLE ROUTING...
  • Page 63 SPEC CABLE ROUTING PZ50GTA, PZ50RTA, PZ50MTA Clamp the tail/brake light lead with the clamp. Face the end of the clamp downward. Insert the end of the seat lower plate under the seat rail bracket. Clamp the tail/brake light lead with the clamp. Install the clamp with its buckle positioned to the inside of the tail/brake light lead and its end facing downward.
  • Page 64 SPEC CABLE ROUTING...
  • Page 65 SPEC CABLE ROUTING PZ50VTA Connect the passenger grip warmer coupler, and then place it in the rear lower cover. Passenger grip warmer switch coupler Passenger grip warmer switch Clamp the tail/brake light lead to the rear carrier with the clamp. Connect the tail/brake light cou- pler, and then place it in the tail/ brake light cover.
  • Page 66 SPEC ENGINE OIL LUBRICATION CHART ENGINE OIL LUBRICATION CHART...
  • Page 67 SPEC ENGINE OIL LUBRICATION CHART 1. Oil pump assembly 2. Oil strainer 3. Scavenge pump 4. Feed pump 5. Check valve 6. Relief valve 7. Oil tank 8. Oil pressure switch 9. Oil cooler 10.Oil pressure sensor 11.Oil filter 12.Main gallery 13.Primary sheave drive shaft 14.Crankshaft 15.Oil nozzle...
  • Page 68 WIRING DIAGRAM 2011 PZ50GTA, PZ50RTA, PZ50MTA Crankshaft position sensor Headlight AC magneto Headlight relay Rectifier/regulator Headlight beam switch Main switch Radiator fan motor Main fuse Auxiliary DC jack Load control relay Radiator fan motor relay Fuel injection system fuse Ignition fuse Starter relay Radiator fan motor fuse Battery...
  • Page 69 COLOR CODE B....Black Br .... Brown Ch ... Chocolate G ..... Green Gy ... Gray L ....Blue Lg .... Light green O ..... Orange P....Pink R ..... Red Sb.... Sky blue W..... White Y....Yellow B/L ..Black/Blue B/R ..
  • Page 70 WIRING DIAGRAM 2011 PZ50VTA Crankshaft position sensor Drive position indicator light AC magneto Reverse position indicator light High beam indicator light Rectifier/regulator Main switch Headlight Main fuse Headlight relay Load control relay Headlight beam switch Fuel injection system fuse Radiator fan motor Starter relay Auxiliary DC jack Battery...
  • Page 71 COLOR CODE B....Black Br .... Brown Ch ... Chocolate G ..... Green Gy ... Gray L ....Blue Lg .... Light green O ..... Orange P....Pink R ..... Red Sb.... Sky blue W..... White Y....Yellow B/L ..Black/Blue B/W..
  • Page 75 WIRING DIAGRAM 2011 PZ50GTA, PZ50RTA, PZ50MTA...
  • Page 76 WIRING DIAGRAM 2011 PZ50GTA, PZ50RTA, PZ50MTA...
  • Page 77 WIRING DIAGRAM 2011 PZ50VTA...
  • Page 78 WIRING DIAGRAM 2011 PZ50VTA...

This manual is also suitable for:

Phazer venture lite pz50gta 2011Phazer venture lite pz50rta 2011Phazer venture lite pz50vta 2011

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