Contents Wiring diagrams Section: Hoist/jack All sections

General Information: Other Suzuki Equator I

Hoist/jack 103 illustrations ~4002 words

Tow Truck Towing

WARNINGNever get under the vehicle while it is supported only by the jack. Always use safety stands to support the frame when you have to get under the vehicle. Place wheel chocks at both front and back of the wheels on the ground.

Scheme 27

Scheme 27

2WD MODEL

SUZUKI does not recommend towing automatic transmission equipped vehicles with the drive wheels on the ground.

Scheme 28

Scheme 28: 2WD MODEL
CAUTIONWhen towing with the front wheels on the ground: Turn the ignition key to the OFF position and move the transmission selector lever to N (neutral) position, turn the ignition key to OFF position and secure the steering wheel in a straight ahead position with a rope or similar device. Never place the ignition key in the LOCK position. This will result in damage to the steering lock mechanism.

4WD MODEL

SUZUKI recommends that towing dollies be used when towing 4WD equipped vehicles or place the vehicle on a flat bed truck.

Scheme 29

Scheme 29: 4WD MODEL
CAUTIONNever tow 4WD models with any of the wheels on the ground as this may cause serious and expensive damage to the transfer case and transmission.

Towing Point

CAUTIONNever tow the vehicle using only the towing points. To avoid damaging the vehicle body, use proper towing equipment when towing.

Scheme 30

Scheme 30

Vehicle Recovery (Freeing a stuck vehicle)

  1. Tow chains or cables must be attached only to the main structural members of the vehicle.
  2. Pulling devices should be routed so they do not touch any part of the suspension, steering, brake or cooling systems
  3. Always pull the cable straight out from the front or rear of the vehicle. Never pull the vehicle at a sideways angle.
  4. Pulling devices such as ropes or canvas straps are not recommended for use for vehicle towing or recovery.

Scheme 31

Scheme 31: PRECAUTIONS

Scheme 32

Scheme 32
  1. Never reverse polarity of battery terminals.
  2. Install only parts specified for a vehicle.
  3. Before replacing the control unit, check the input and output and functions of the component parts.
  4. Do not apply excessive force when disconnecting a connector.
  5. Do not apply excessive shock to the control unit by dropping or hitting it.
  6. Be careful to prevent condensation in the control unit due to rapid temperature changes and do not let water or rain get on it. If water is found in the control unit, dry it fully and then install it in the vehicle.
  7. Be careful not to let oil to get on the control unit connector.
  8. Avoid cleaning the control unit with volatile oil.
  9. Do not disassemble the control unit, and do not remove the upper and lower covers.
  10. When using a DMM, be careful not to let test probes get close to each other to prevent the power transistor in the control unit from damaging battery voltage because of short circuiting.
  11. When checking input and output signals of the control unit, use the specified check adapter.

Terms

  1. The captions WARNING and CAUTION warn you of steps that must be followed to prevent personal injury and/or damage to some part of the vehicle. WARNING indicates the possibility of personal injury if instructions are not followed. CAUTION indicates the possibility of component damage if instructions are not followed. BOLD TYPED STATEMENTS except WARNING and CAUTION give you helpful information. Standard value: Tolerance at inspection and adjustment. Limit value: The maximum or minimum limit value that should not be exceeded at inspection and adjustment.

Units

  1. The UNITS given in this information are primarily expressed as the SI UNIT (International System of Unit), and alternatively expressed in the metric system and in the yard/pound system. Also with regard to tightening torque of bolts and nuts, there are descriptions both about range and about the standard tightening torque. "Example" Range Outer Socket Lock Nut: 59 - 78 N.m (6.0 - 8.0 kg-m, 43 - 58 ft-lb) Standard Drive Shaft Installation Bolt: 44.3 N.m (4.5 kg-m, 33 ft-lb)

Contents

  1. THE TITLE is indicated on the upper portion of each page and shows the part or system.
  2. THE SMALL ILLUSTRATIONS show the important steps such as inspection, use of special tools, knacks of work and hidden or tricky steps which are not shown in the previous large illustrations. Assembly, inspection and adjustment procedures for the complicated units such as the automatic transaxle or transmission, etc. are presented in a step-by-step format where necessary.

Scheme 33

Scheme 33: Component
  1. THE LARGE ILLUSTRATIONS are exploded views (see the following) and contain tightening torques, lubrication points, section number of the PARTS CATALOG (e.g. SEC. 440) and other information necessary to perform repairs. The illustrations should be used in reference to service matters only. When ordering parts, refer to the appropriate Parts Catalog. Components shown in an illustration may be identified by a circled number. When this style of illustration is used, the text description of the components will follow the illustration.

Scheme 34

Scheme 34: SYMBOLS

CONNECTOR SYMBOLS

Most of connector symbols in wiring diagrams are shown from the terminal side.

Scheme 35

Scheme 35: CONNECTOR SYMBOLS

Scheme 36

Scheme 36
  1. Connector symbols shown from the terminal side are enclosed by a single line and followed by the direction mark.
  2. Connector symbols shown from the harness side are enclosed by a double line and followed by the direction mark.
  3. Certain systems and components, especially those related to OBD, may use a new style slide-locking type harness connector. For description and how to disconnect, refer to «HARNESS CONNECTOR: DESCRIPTION»(ref-375701-S33678779422010102800000) .
  4. Male and female terminals Connector guides for male terminals are shown in black and female terminals in white in wiring diagrams.

Scheme 37

Scheme 37: SAMPLE/WIRING DIAGRAM - EXAMPLE
  1. For detail, refer to following " «DESCRIPTION»(ref-375700-S35988434082010102800000) ".

Optional Splice

Scheme 38

Scheme 38

Component Indication

Connector numbers in a double circle F211 indicate component connectors.

Switch Positions

Switches are shown in wiring diagrams as if the vehicle is in the "normal" condition. A vehicle is in the "normal" condition when

Scheme 39

Scheme 39: Switch Positions
  1. ignition switch is "OFF"
  2. doors, hood and trunk lid/back door are closed
  3. pedals are not depressed, and
  4. parking brake is released.

Detectable Lines and Non-Detectable Lines

In some wiring diagrams, two kinds of lines, representing wires, with different weight are used.

Scheme 40

Scheme 40: Detectable Lines and Non-Detectable Lines
  1. A line with regular weight (wider line) represents a "detectable line for DTC (Diagnostic Trouble Code)". A "detectable line for DTC" is a circuit in which ECM can detect its malfunctions with the on board diagnostic system.
  2. A line with less weight (thinner line) represents a "non-detectable line for DTC". A "non-detectable line for DTC" is a circuit in which ECM cannot detect its malfunctions with the on board diagnostic system.

Multiple Switch

The continuity of multiple switch is described in two ways as shown below.

Scheme 41

Scheme 41: Multiple Switch
  1. The switch chart is used in schematic diagrams.
  2. The switch diagram is used in wiring diagrams.

Reference Area

The Reference Area of the wiring diagram contains references to additional electrical reference information at the end of the article. If connector numbers and titles are shown in the Reference Area of the wiring diagram, these connector symbols are not shown in the Connector Area.

Scheme 42

Scheme 42: Reference Area

Most of connector symbols in wiring diagrams are shown from the terminal side.

Scheme 43

Scheme 43: Connector symbols

Scheme 44

Scheme 44
  1. Connector symbols shown from the terminal side are enclosed by a single line and followed by the direction mark.
  2. Connector symbols shown from the harness side are enclosed by a double line and followed by the direction mark.
  3. Certain systems and components, especially those related to OBD, may use a new style slide-locking type harness connector. For description and how to disconnect, refer to «HARNESS CONNECTOR: DESCRIPTION»(ref-375701-S33678779422010102800000) .
  4. Male and female terminals Connector guides for male terminals are shown in black and female terminals in white in wiring diagrams.

Scheme 45

Scheme 45: Sample/wiring diagram -example
  1. For detail, refer to following «HOW TO READ WIRING DIAGRAMS»(ref-375700-S01886335632010102800000) .

Switches are shown in wiring diagrams as if the vehicle is in the "normal" condition.

A vehicle is in the "normal" condition when

Scheme 46

Scheme 46: SWITCH POSITIONS
  1. ignition switch is "OFF"
  2. doors, hood and trunk lid/back door are closed
  3. pedals are not depressed, and
  4. parking brake is released.

The continuity of multiple switch is described in two ways as shown below.

Scheme 47

Scheme 47: MULTIPLE SWITCH
  1. The switch chart is used in schematic diagrams.
  2. The switch diagram is used in wiring diagrams.

Refer to the following chart for help in selecting the appropriate chemical product or sealant.

Product DescriptionPurposeAftermarket Cross-reference Part Nos.
1Rear View Mirror AdhesiveUsed to permanently remount rear view mirrors to windows.Permatex 81844
2Anaerobic Liquid GasketFor metal-to-metal flange sealing. Can fill a 0.38 mm (0.015 inch) gap and provide instant sealing for most powertrain applications.Permatex 51813 and 51817
3High Performance Thread SealantProvides instant sealing on any threaded straight or parallel threaded fitting. (Thread sealant only, no locking ability.) Do not use on plastic.Permatex 56521
4Silicone RTVGasket MakerPermatex Ultra Grey 82194; Three Bond 1207,1215, 1216, 1217F, 1217G and 1217H
Gasket Maker for Maxima/Quest 5-speed automatic transmission (RE5F22A)Three Bond 1281B or exact equivalent in its quality
5High Temperature, High Strength Thread Locking Sealant (Red)ThreadlockerPermatex 27200; Three Bond 1360, 1360N, 1305 N&P, 1307N, 1335, 1335B, 1363B, 1377C, 1386B, D&E and 1388 Loctite 648
6Medium Strength Thread Locking Sealant (Blue)Threadlocker (service tool removable)Permatex 24200, 24206, 24240, 24283 and 09178; Three Bond 1322, 1322N, 1324 D&N, 1333D, 1361C, 1364D, 1370C and 1374

RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS

Terminology: ISO 15031-2 Terminology List

All emission related terms used in this publication in accordance with ISO 15031-2 are listed. Accordingly, new terms, new acronyms/abbreviations and old terms are listed in the following chart.

NEW TERMNEW ACRONYM/ABBREVIATIONOLD TERM
Air cleanerACLAir cleaner
Barometric pressureBARO(1)
Barometric pressure sensor-BCDDBAROS-BCDDBCDD
Camshaft positionCMP(1)
Camshaft position sensorCMPSCrank angle sensor
Canister(1)Canister
CarburetorCARBCarburetor
Charge air coolerCACIntercooler
Closed loopCLClosed loop
Closed throttle position switchCTP switchIdle switch
Clutch pedal position switchCPP switchClutch switch
Continuous fuel injection systemCFI system(1)
Continuous trap oxidizer systemCTOX system(1)
Crankshaft positionCKP(1)
Crankshaft position sensorCKPS(1)
Data link connectorDLC(1)
Data link connector for SDTDLC for SDTDiagnostic connector for SDT
Diagnostic test modeDTMDiagnostic mode
Diagnostic test mode selectorDTM selectorDiagnostic mode selector
Diagnostic test mode IDTM IMode I
Diagnostic test mode IIDTM IIMode II
Diagnostic trouble codeDTCMalfunction code
Direct fuel injection systemDFI system(1)
Distributor ignition systemDI systemIgnition timing control
Early fuel evaporation-mixture heaterEFE-mixture heaterMixture heater
Early fuel evaporation systemEFE systemMixture heater control
Electrically erasable programmable read only memoryEEPROM(1)
Electronic ignition systemEI systemIgnition timing control
Engine controlEC(1)
Engine control moduleECMECCS control unit
Engine coolant temperatureECTEngine temperature
Engine coolant temperature sensorECTSEngine temperature sensor
Engine modificationEM(1)
Engine speedRPMEngine speed
Erasable programmable read only memoryEPROM(1)
Evaporative emission canisterEVAP canisterCanister
Evaporative emission systemEVAP systemCanister control solenoid valve
Exhaust gas recirculation valveEGR valveEGR valve
Exhaust gas recirculation control-BPT valveEGRC-BPT valveBPT valve
Exhaust gas recirculation control-solenoid valveEGRC-solenoid valveEGR control solenoid valve
Exhaust gas recirculation temperature sensorEGRT sensorExhaust gas temperature sensor
EGR temperature sensor
Flash electrically erasable programmable read only memoryFEEPROM(1)
Flash erasable programmable read only memoryFEPROM(1)
Flexible fuel sensorFFS(1)
Flexible fuel systemFF system(1)
Fuel pressure regulator(1)Pressure regulator
Fuel pressure regulator control solenoid valve(1)PRVR control solenoid valve
Fuel trimFT(1)
Heated Oxygen sensorHO2SExhaust gas sensor
Idle air control systemIAC systemIdle speed control
Idle air control valve-air regulatorIACV-air regulatorAir regulator
Idle air control valve-auxiliary air control valveIACV-AAC valveAuxiliary air control (AAC) valve
Idle air control valve-FICD solenoid valveIACV-FICD solenoid valveFICD solenoid valve
Idle air control valve-idle up control solenoid valveIACV-idle up control solenoid valveIdle up control solenoid valve
Idle speed control-FI potISC-FI potFI pot
Idle speed control systemISC system(1)
Ignition controlIC(1)
Ignition control moduleICM(1)
Indirect fuel injection systemIFI system(1)
Intake airIAAir
Intake air temperature sensorIAT sensorAir temperature sensor
Knock(1)Detonation
Knock sensorKSDetonation sensor
Malfunction indicator lampMILCheck engine light
Manifold absolute pressureMAP(1)
Manifold absolute pressure sensorMAPS(1)
Manifold differential pressureMDP(1)
Manifold differential pressure sensorMDPS(1)
Manifold surface temperatureMST(1)
Manifold surface temperature sensorMSTS(1)
Manifold vacuum zoneMVZ(1)
Manifold vacuum zone sensorMVZS(1)
Mass air flow sensorMAFSAir flow meter
Mixture control solenoid valveMC solenoid valveAir-fuel ratio control solenoid valve
Multiport fuel injection SystemMFI systemFuel injection control
Nonvolatile random access memoryNVRAM(1)
On board diagnostic systemOBD systemSelf-diagnosis
Open loopOLOpen loop
Oxidation catalystOCCatalyst
Oxidation catalytic converter systemOC system(1)
Oxygen sensorO2SExhaust gas sensor
Park position switch(1)Park switch
Park/neutral position switchPNP switchPark/neutral switch Inhibitor switch Neutral position switch
Periodic trap oxidizer systemPTOX system(1)
Positive crankcase ventilationPCVPositive crankcase ventilation
Positive crankcase ventilation valvePCV valvePCV valve
Powertrain control modulePCM(1)
Programmable read only memoryPROM(1)
Pulsed secondary air injection control solenoid valvePAIRC solenoid valveAIV control solenoid valve
Pulsed secondary air injection systemPAIR systemAir induction valve (AIV) control
Pulsed secondary air injection valvePAIR valveAir induction valve
Random access memoryRAM(1)
Read only memoryROM(1)
Scan toolST(1)
Secondary air injection pumpAIR pump(1)
Secondary air injection systemAIR system(1)
Sequential multiport fuel injection systemSFI systemSequential fuel injection
Service reminder indicatorSRI(1)
Simultaneous multiport fuel injection system(1)Simultaneous fuel injection
Smoke puff limiter systemSPL system(1)
SuperchargerSC(1)
Supercharger bypassSCB(1)
System readiness testSRT(1)
Thermal vacuum valveTVVThermal vacuum valve
Three way catalystTWCCatalyst
Three way catalytic converter systemTWC system(1)
Three way + oxidation catalystTWC + OCCatalyst
Three way + oxidation catalytic converter systemTWC + OC system(1)
Throttle bodyTBThrottle chamber SPI body
Throttle body fuel injection systemTBI systemFuel injection control
Throttle positionTPThrottle position
Throttle position sensorTPSThrottle sensor
Throttle position switchTP switchThrottle switch
Torque converter clutch solenoid valveTCC solenoid valveLock-up cancel solenoid Lock-up solenoid
Transmission control moduleTCMA/T control unit
TurbochargerTCTurbocharger
Vehicle speed sensorVSSVehicle speed sensor
Volume air flow sensorVAFSAir flow meter
Warm up oxidation catalystWU-OCCatalyst
Warm up oxidation catalytic converter systemWU-OC system(1)
Warm up three way catalystWU-TWCCatalyst
Warm up three way catalytic converter systemWU-TWC system(1)
Wide open throttle position switchWOTP switchFull switch
(1) Not applicable
(1)Not applicable

TERMINOLOGY CHART

Use unleaded regular gasoline with an octane rating of at least 87 AKI (Anti-Knock Index) number (Research octane number 91).

CAUTIONDo not use leaded gasoline. Using leaded gasoline will damage the three way catalyst. Do not use E-85 fuel (85% fuel ethanol, 15% unleaded gasoline) unless the vehicle is specifically designed for E-85 fuel (i.e. Flexible Fuel Vehicle - FFV models). Using a fuel other than that specified could adversely affect the emission control devices and systems, and could also affect the warranty coverage validity.

Use unleaded regular gasoline with an octane rating of at least 87 AKI (Anti-Knock Index) number (Research octane number 91).

For improved vehicle performance, SUZUKI recommend the use of unleaded premium gasoline with an octane rating of at least 91 AKI number (Research octane number 96).

CAUTIONDo not use leaded gasoline. Using leaded gasoline will damage the three way catalyst. Using a fuel other than that specified could adversely affect the emission control devices and systems, and could also affect the warranty coverage validity.

Scheme 48

Scheme 48: WORK FLOW
STEPDESCRIPTION
STEP 1Get detailed information about the conditions and the environment when the incident occurred. The following are key pieces of information required to make a good analysis
WHATVehicle Model, Engine, Transmission/Transaxle and the System (i.e. Radio).
WHENDate, Time of Day, Weather Conditions, Frequency.
WHERERoad Conditions, Altitude and Traffic Situation.
HOWSystem Symptoms, Operating Conditions (Other Components Interaction). Service History and if any After Market Accessories have been installed.
STEP 2Operate the system, road test if necessary. Verify the parameter of the incident. If the problem cannot be duplicated, refer to Circuit Diagram.
STEP 3Get the proper diagnosis materials together including: Power Supply Routing System Operation Descriptions Applicable Service Information articles Check for any Service Bulletins Identify where to begin diagnosis based upon your knowledge of the system operation and the customer comments.
STEP 4Inspect the system for mechanical binding, loose connectors or wiring damage. Determine which circuits and components are involved and diagnose using the Power Supply Routing and Harness Layouts.
STEP 5Repair or replace the incident circuit or component.
STEP 6Operate the system in all modes. Verify the system works properly under all conditions. Make sure you have not inadvertently created a new incident during your diagnosis or repair steps.

WORK FLOW STEP DESCRIPTION CHART

HOW TO PROBE CONNECTORS

  1. Connector damage and an intermittent connection can result from improperly probing of the connector during circuit checks.
  2. The probe of a digital multimeter (DMM) may not correctly fit the connector cavity. To correctly probe the connector, follow the procedures below using a "T" pin. For the best contact grasp the "T" pin using an alligator clip.

MALE TERMINAL

  1. Carefully probe the contact surface of each terminal using a "T" pin. CAUTION: Dot not bend terminal.

How to Check Enlarged Contact Spring of Terminal

  1. An enlarged contact spring of a terminal may create intermittent signals in the circuit.
  2. If the intermittent open circuit occurs, follow the procedure below to inspect for open wires and enlarged contact spring of female terminal.

Scheme 49

Scheme 49

Scheme 50

Scheme 50

Scheme 51

Scheme 51

Scheme 52

Scheme 52
  1. Assemble a male terminal and approx. 10 cm (3.9 in) of wire. NOTE: Use a male terminal which matches the female terminal.
  2. Disconnect the suspected faulty connector and hold it terminal side up.
  3. While holding the wire of the male terminal, try to insert the male terminal into the female terminal. CAUTION: Do not force the male terminal into the female terminal with your hands.
  4. While moving the connector, check whether the male terminal can be easily inserted or not. If the male terminal can be easily inserted into the female terminal, replace the female terminal.

Hint

Connectors can be exposed to moisture. It is possible to get a thin film of corrosion on the connector terminals. A visual inspection may not reveal this without disconnecting the connector. If the problem occurs intermittently, perhaps the problem is caused by corrosion. It is a good idea to disconnect, inspect and clean the terminals on related connectors in the system.

Sensor & Relay

Gently apply a slight vibration to sensors and relays in the system you are inspecting. This test may indicate a loose or poorly mounted sensor or relay.

Scheme 53

Scheme 53: Sensor & Relay

Engine Compartment

There are several reasons a vehicle or engine vibration could cause an electrical complaint. Some of the things to check for are

  1. Connectors not fully seated.
  2. Wiring harness not long enough and is being stressed due to engine vibrations or rocking.
  3. Wires laying across brackets or moving components.
  4. Loose, dirty or corroded ground wires.
  5. Wires routed too close to hot components.

To inspect components under the hood, start by verifying the integrity of ground connections. (Refer to GROUND INSPECTION described later.) First check that the system is properly grounded. Then check for loose connection by gently shaking the wiring or components as previously explained. Using the wiring diagrams inspect the wiring for continuity.

Behind the Instrument Panel

An improperly routed or improperly clamped harness can become pinched during accessory installation. Vehicle vibration can aggravate a harness which is routed along a bracket or near a screw.

Under Seating Areas

An unclamped or loose harness can cause wiring to be pinched by seat components (such as slide guides) during vehicle vibration. If the wiring runs under seating areas, inspect wire routing for possible damage or pinching.

Scheme 54

Scheme 54: HEAT SENSITIVE
  1. The customer's concern may occur during hot weather or after car has sat for a short time. In such cases you will want to check for a heat sensitive condition.
  2. To determine if an electrical component is heat sensitive, heat the component with a heat gun or equivalent. CAUTION: Do not heat components above 60 °C (140 °).
  3. If incident occurs while heating the unit, either replace or properly insulate the component.

Scheme 55

Scheme 55: FREEZING
  1. The customer may indicate the incident goes away after the car warms up (winter time). The cause could be related to water freezing somewhere in the wiring/electrical system.
  2. There are two methods to check for this. The first is to arrange for the owner to leave his car overnight. Make sure it will get cold enough to demonstrate his complaint. Leave the car parked outside overnight. In the morning, do a quick and thorough diagnosis of those electrical components which could be affected.
  3. The second method is to put the suspect component into a freezer long enough for any water to freeze. Reinstall the part into the car and check for the reoccurrence of the incident. If it occurs, repair or replace the component.

WATER INTRUSION

The incident may occur only during high humidity or in rainy/snowy weather. In such cases the incident could be caused by water intrusion on an electrical part. This can be simulated by soaking the car or running it through a car wash.

Scheme 56

Scheme 56: WATER INTRUSION
CAUTIONDo not spray water directly on any electrical components.

ELECTRICAL LOAD

The incident may be electrical load sensitive. Perform diagnosis with all accessories (including A/C, rear window defogger, radio, fog lamps) turned on.

Scheme 57

Scheme 57: ELECTRICAL LOAD

COLD OR HOT START UP

On some occasions an electrical incident may occur only when the car is started cold, or it may occur when the car is restarted hot shortly after being turned off. In these cases you may have to keep the car overnight to make a proper diagnosis.

Continuity Check Method

The continuity check is used to find an open in the circuit. The digital multimeter (DMM) set on the resistance function will indicate an open circuit as over limit (no beep tone or no ohms symbol). Make sure to always start with the DMM at the highest resistance level.

To help in understanding the diagnosis of open circuits, please refer to the previous schematic.

  1. Disconnect the battery negative cable.
  2. Start at one end of the circuit and work your way to the other end. (At the fuse block in this example)
  3. Connect one probe of the DMM to the fuse block terminal on the load side.
  4. Connect the other probe to the fuse block (power) side of SW1. Little or no resistance will indicate that portion of the circuit has good continuity. If there were an open in the circuit, the DMM would indicate an over limit or infinite resistance condition. (point A)
  5. Connect the probes between SW1 and the relay. Little or no resistance will indicate that portion of the circuit has good continuity. If there were an open in the circuit, the DMM would indicate an over limit or infinite resistance condition. (point B)
  6. Connect the probes between the relay and the solenoid. Little or no resistance will indicate that portion of the circuit has good continuity. If there were an open in the circuit, the DMM would indicate an over limit or infinite resistance condition. (point C)

Any circuit can be diagnosed using the approach in the previous example.

Voltage Check Method

To help in understanding the diagnosis of open circuits please refer to the previous schematic. In any powered circuit, an open can be found by methodically checking the system for the presence of voltage. This is done by switching the DMM to the voltage function.

  1. Connect one probe of the DMM to a known good ground.
  2. Begin probing at one end of the circuit and work your way to the other end.
  3. With SW1 open, probe at SW1 to check for voltage. voltage; open is further down the circuit than SW1. no voltage; open is between fuse block and SW1 (point A).
  4. Close SW1 and probe at relay. voltage; open is further down the circuit than the relay. no voltage; open is between SW1 and relay (point B).
  5. Close the relay and probe at the solenoid. voltage; open is further down the circuit than the solenoid. no voltage; open is between relay and solenoid (point C).

Any powered circuit can be diagnosed using the approach in the previous example.

Resistance Check Method

  1. Disconnect the battery negative cable and remove the blown fuse.
  2. Disconnect all loads (SW1 open, relay disconnected and solenoid disconnected) powered through the fuse.
  3. Connect one probe of the DMM to the load side of the fuse terminal. Connect the other probe to a known good ground.
  4. With SW1 open, check for continuity. continuity; short is between fuse terminal and SW1 (point A). no continuity; short is further down the circuit than SW1.
  5. Close SW1 and disconnect the relay. Put probes at the load side of fuse terminal and a known good ground. Then, check for continuity. continuity; short is between SW1 and the relay (point B). no continuity; short is further down the circuit than the relay.
  6. Close SW1 and jump the relay contacts with jumper wire. Put probes at the load side of fuse terminal and a known good ground. Then, check for continuity. continuity; short is between relay and solenoid (point C). no continuity; check solenoid, retrace steps.
  1. Remove the blown fuse and disconnect all loads (i.e. SW1 open, relay disconnected and solenoid disconnected) powered through the fuse.
  2. Turn the ignition key to the ON or START position. Verify battery voltage at the battery + side of the fuse terminal (one lead on the battery + terminal side of the fuse block and one lead on a known good ground).
  3. With SW1 open and the DMM leads across both fuse terminals, check for voltage. voltage; short is between fuse block and SW1 (point A). no voltage; short is further down the circuit than SW1.
  4. With SW1 closed, relay and solenoid disconnected and the DMM leads across both fuse terminals, check for voltage. voltage; short is between SW1 and the relay (point B). no voltage; short is further down the circuit than the relay.
  5. With SW1 closed, relay contacts jumped with fused jumper wire check for voltage. voltage; short is down the circuit of the relay or between the relay and the disconnected solenoid (point C). no voltage; retrace steps and check power to fuse block.

Scheme 58

Scheme 58: GROUND INSPECTION
  1. Ground connections are very important to the proper operation of electrical and electronic circuits. Ground connections are often exposed to moisture, dirt and other corrosive elements. The corrosion (rust) can become an unwanted resistance. This unwanted resistance can change the way a circuit works.
  2. Electronically controlled circuits are very sensitive to proper grounding. A loose or corroded ground can drastically affect an electronically controlled circuit. A poor or corroded ground can easily affect the circuit. Even when the ground connection looks clean, there can be a thin film of rust on the surface.
  3. When inspecting a ground connection follow these rules: Remove the ground bolt or screw. Inspect all mating surfaces for tarnish, dirt, rust, etc. Clean as required to assure good contact. Reinstall bolt or screw securely. Inspect for "add-on" accessories which may be interfering with the ground circuit. If several wires are crimped into one ground eyelet terminal, check for proper crimps. Make sure all of the wires are clean, securely fastened and providing a good ground path. If multiple wires are cased in one eyelet make sure no ground wires have excess wire insulation.
  4. For detailed ground distribution information, refer to «GROUND DISTRIBUTION»(ref-375701-S28552045202010102800000) .

VOLTAGE DROP TESTS

  1. Voltage drop tests are often used to find components or circuits which have excessive resistance. A voltage drop in a circuit is caused by a resistance when the circuit is in operation.
  2. Check the wire in the illustration. When measuring resistance with DMM, contact by a single strand of wire will give reading of 0 ohms. This would indicate a good circuit. When the circuit operates, this single strand of wire is not able to carry the current. The single strand will have a high resistance to the current. This will be picked up as a slight voltage drop.
  3. Unwanted resistance can be caused by many situations as follows: Undersized wiring (single strand example) Corrosion on switch contacts Loose wire connections or splices.
  4. If repairs are needed always use wire that is of the same or larger gauge.

Measuring Voltage Drop - Accumulated Method

  1. Connect the DMM across the connector or part of the circuit you want to check. The positive lead of the DMM should be closer to power and the negative lead closer to ground.
  2. Operate the circuit.
  3. The DMM will indicate how many volts are being used to "push" current through that part of the circuit.

Note in the illustration that there is an excessive 4.1 volt drop between the battery and the bulb.

Scheme 59

Scheme 59

Scheme 60

Scheme 60: Measuring Voltage Drop - Step-by-step
  1. The step-by-step method is most useful for isolating excessive drops in low voltage systems (such as those in "Computer Controlled Systems").
  2. Circuits in the "Computer Controlled System" operate on very low amperage.
  3. The (Computer Controlled) system operations can be adversely affected by any variation in resistance in the system. Such resistance variation may be caused by poor connection, improper installation, improper wire gauge or corrosion.
  4. The step by step voltage drop test can identify a component or wire with too much resistance.

INPUT-OUTPUT VOLTAGE CHART

Terminal No.DescriptionConditionValue (Approx.)In case of high resistance such as single strand (V) (1)
+Signal nameInput/Output
1Body groundSwitchInputSwitch ONBattery voltageLower than battery voltage Approx. 8 (Example)
Switch OFF0 VApprox. 0
2Body groundLampOutputSwitch ONBattery voltageApprox. 0 (Inoperative lamp)
Switch OFF0 VApprox. 0
The voltage value is based on the body ground.
(1) If high resistance exists in the switch side circuit (caused by a single strand), terminal 1 does not detect battery voltage. Control unit does not detect the switch is ON even if the switch does not turn ON. Therefore, the control unit does not supply power to light up the lamp.
(1)If high resistance exists in the switch side circuit (caused by a single strand), terminal 1 does not detect battery voltage. Control unit does not detect the switch is ON even if the switch does not turn ON. Therefore, the control unit does not supply power to light up the lamp.

INPUT-OUTPUT VOLTAGE CHART

Scheme 61

Scheme 61: CASE 2
Terminal No.DescriptionConditionValue (Approx.)In case of high resistance such as single strand (V) (1)
+Signal nameInput/Output
1Body groundLampOutputSwitch ON0VBattery voltage (Inoperative lamp)
Switch OFFBattery voltageBattery voltage
2Body groundSwitchInputSwitch ON0 VHigher than 0 Approx. 4 (Example)
Switch OFF5 VApprox. 5
The voltage value is based on the body ground.
(1) If high resistance exists in the switch side circuit (caused by a single strand), terminal 2 does not detect approx. 0V. Control unit does not detect the switch is ON even if the switch does not turn ON. Therefore, the control unit does not control ground to light up the lamp.
(1)If high resistance exists in the switch side circuit (caused by a single strand), terminal 2 does not detect approx. 0V. Control unit does not detect the switch is ON even if the switch does not turn ON. Therefore, the control unit does not control ground to light up the lamp.

INPUT-OUTPUT VOLTAGE CHART

Scheme 62

Scheme 62: Description
  1. When SDT is connected with a data link connector equipped on the vehicle side, it will communicate with the control unit equipped in the vehicle and then enable various kinds of diagnostic tests. Hood release handle Data link connector
  2. Refer to SDT Operation Manual for more information.

Garage Jack and Safety Stand

CAUTIONPlace a wooden or rubber block between safety stand and vehicle body when the supporting body is flat.

Scheme 63

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Scheme 64: 2-Pole Lift

Engine

SPECIAL TOOL - ENGINE Special Tools Described in This Manual Substitute Suzuki Special Tools KV10115801 (J-38956) Oil filter wrench 09915-47341 Oil filter wrench socket KV991J0120 (J-47128) Seal installer 09951-17010 Installer, brake disk dust cover

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Scheme 65: Engine

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Driveline/Axle

SPECIAL TOOL - DRIVELINE/AXLE Special Tools Described in This Manual Substitute Suzuki Special Tools ST01500001 (-) Drift 09924-74510 Bearing and oil seal handle 09944-78220 Bearing installer support 09951-16091 Oil seal installer ST15310000 (-) Drift 09951-15810 Installer, brake disk dust cover ST23550000 (-) Pin punch 09922-85811 Spring pin remover (4.5 mm) ST27863000 (-) Drift Use only when installing the left side oil seal of front differential 09944-78210 ST30720000 (J-25405) Drift Use in situations except with the above-mentioned 09951-17710 Installer, brake disk dust cover ST30022000 (-) Drift 09926-96030 Clutch spring compressor No. 7 ST30611000 (J-25742-1) Drift bar 09924-74510 Bearing and oil seal handle ST30621000 (J-25742-5) Drift 09951-18211 Oil seal remover & installer No. 2 ST30720000 (J-25405) Drift 09944-78210 Bearing installer support KV40104830 (-) Drift ST33022000 (-) Drift 09944-68210 Bearing & oil seal installer ST33061000 (J-8107-2) Base 09926-37610-003 Bearing remover attachment ST33081000 (-) Adapter 09940-54950 Bearing installer attachment ST33200000 (J-26082) Drift 09940-54910 Front fork oil seal install driver ST33220000 (-) Drift 09913-75830 Steering pinion bush installer ST33230000 (J-25805-01) (J-35867) Drift 09926-27610 Oil seal installer ST33710000 (-) Drift 09925-98221 Bearing installer ST35300000 (-) Drift 09951-16060 Control arm bush remover ST35325000 (-) Drift bar 09943-88211 Pinion bearing installer KV38100300 (J-25523) Drift 09925-16010 Drive gear bearing installer KV40101000 (J-25604-01) Axle stand 09943-17912 Wheel hub remover KV40105310 (-) Drift 09951-15810 Installer, brake disk dust cover KV38108300 (J-44195) Flange wrench 09930-40113 Flywheel rotor holder KV40104000 (-) Flange wrench

Scheme 69

Scheme 69: Driveline/Axle

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Scheme 116

Transmission/Transaxle

SPECIAL TOOL - TRANSMISSION/TRANSAXLE Special Tools Described in This Manual Substitute Suzuki Special Tools ST30720000 (J-25405) Drift 09944-78210 Bearing installer support ST33200000 (J-26082) Drift 09940-54910 Front fork oil seal install driver ST33230000 (J-25805-01) (J-35867) Drift 09926-27610 Oil seal installer KV38100300 (J-25523) Drift 09925-16010 Drive gear bearing installer KV38100500 (J-25273) Drift 09951-17710 Installer, brake disk dust cover KV40104000 (-) Flange wrench 09930-40113 Flywheel rotor holder

Scheme 117

Scheme 117: Transmission/Transaxle

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Scheme 128

HVAC

SPECIAL TOOL - HVAC Special Tools Described in This Information Substitute Suzuki Special Tools (J-44614) Clutch disc holding tool 09991-06310 Armature plate holder

Scheme 129

Scheme 129: HVAC