Volvo FH / FM until 2005, fault codes, troubleshooting and wiring diagrams in the e-book (in Russian), volume 3

In the third volume are considered: - troubleshooting data - trouble codes - electrical diagrams; Contents Troubleshooting Engine Engine fault codes Symptomatic engine troubleshooting Black smoke Blue smoke White or gray smoke High fuel consumption Fuel in engine oil Mixing engine oil with coolant Low power output Troubleshooting, intermittent failures Sudden loss of power Gradual loss of power The engine does not reach the set speed Low engine power output after vehicle repair Unstable engine performance Unstable engine idling Unstable engine speed at low or high idle speed Engine runs erratically or misfires Unstable engine speed under load Engine speed increases when PTO or cruise control is engaged Noise and vibration Troubleshooting Noise and vibration symptoms Component compliance check Transmission Mechanical clutch, symptomatic troubleshooting Transmission VT 1906 RT Transmission VT 2206 RT Transmission VT 2412 B GEARTRONIC gearbox Torque converter transmission Overview of transmission trouble codes Steering Steering symptom troubleshooting Fault codes Checking the axial play of the ball joints of the longitudinal and transverse steering rods Brake system Brake system malfunction codes Fault codes for compact retarder Overview of brake system trouble codes Air system check list Air dryer Dehumidifiers AIRDRY option 2 Compressor Compressors 1COMP530, 2COM1080 option 2 Air dryer Suspension Pneumatic suspension Air suspension fault codes overview Troubleshooting the electronically controlled ECS air suspension Body, cab and interior Seat, belt tensioner Heater Symptomatic troubleshooting Air heater malfunctions Fuel pump AIR top 2000s fault codes Fault code overview Electrical equipment Battery Fault codes, VECU (electronic vehicle control system) Instrument cluster fault codes Air suspension fault codes overview Electrical diagrams Wiring diagrams of VOLVO FH12 and FH16 cars (up to September 1998) Wiring diagram example Examples of electrical symbols Letter codes of designations of electrical systems on electrical diagrams AA diagram: power supply, starting system, immobilizer Wiring diagrams AC diagram: vehicle ECU control unit BL diagram: engine control unit ECU, injection system, preheater, FH12 BN diagram: engine control unit ECU, injection system, preheater, FH16 CE diagram: headlights, parking light, parking lights, DRL CG diagram: fog lights, rear fog lights Diagram CH: additional turning lights (STD) DRIVL2 CI diagram: two additional cornering light bulbs for low positioning cornering lights (EU) DRIVL2EC CK circuit: brake signal CL diagram: engine brake CN diagram: direction indicator, alarm EA diagram: reversing lighting, buzzer Diagram ED: loading lighting, towing lighting Diagram EJ: roof light, L1H1 / L2H1 Scheme EK: roof light, L2H2 Diagram EN: Signal light ER scheme: interior lighting, L1H1 / L2H1, alarm / timer ES scheme: interior lighting, L2H2 / L2H3, alarm / timer EV diagram: cigarette lighter FA circuit: beep (beep) EX schematic: 12V power supply GA scheme: wiper, washer HA diagram: climate control HB diagram: cab heater, ebersp?cher D1LCC, PH-CAB HC schematic: cab and engine heater, WEBASTO THERMO 90, PH-ENGCA Diagram HE: electrically heated and adjustable seat HG diagram: electrically heated mirrors Diagram HH: electrically controlled mirrors HK diagram: air dryer HM Diagram: fuel filter heater HO Diagram: water separator heater HP Diagram: electric cab tilt system Scheme JA: radio KA diagram: electric windows Sketch KB: electric sunroof KE diagram: SRS (SUPPLEMENTAL RESTRAINT SYSTEM) airbag KH scheme: central door lock LD diagram: PTO LE scheme: dual power take-off LG Diagram: differential lock LJ diagram: lifting and securing additional axle, RADT-LA LL diagram: securing additional bridge, RADT-A6S MA diagram: hydraulic auxiliary axle lift, RADT-AR MD Diagram: hydraulic auxiliary axle lift, load limiting, RADT-AR ME diagram: air suspension, 6x2 / 6x4 / 8x2 / 8x4, SUSPL-EC MF diagram: air suspension, 4x2, SUSPL-EC MG diagram: rear axle air suspension, 4x2, TRACTOR, SUSPL-EC Diagram NA: Instrument Cluster (Left Hand Drive) NB diagram: central instrument cluster with tachograph NC diagram: instrument cluster (right hand drive) Diagram NZ: central instrument cluster without tachograph OA diagram: ABS, D-modification OB diagram: ABS / ASR, D-modification PA diagram: headlight level control TB diagram: central lubrication system TA diagram: refrigerator XA diagram: fuses, key relays ZA diagram: earth connections ZB diagram: earth connections ZD diagram: ADR, battery main switch, current limiter Diagram ZE: air heater EBERSP?CHER TMD, ADR-FRA Electrical harness Ground connections Battery cables Posting Arrangement of elements on the distribution panel Fuses on the distribution panel Distribution panel relay Connector List List of components Wire color codes Abbreviations Wiring diagrams of VOLVO FM9, FM12, FH12, FH16, NH12 cars (before September 2005) Wiring diagram example Letter codes for designations of electrical systems on electrical circuits Electrical diagrams Cable harnesses Wire harnesses Fuses Relay Cable harnesses Mass connections Layout of elements Ground connection points Connectors Components Wire color codes Abbreviations