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2003-2005 Toyota Corolla HEATER PERFORMANCE IMPROVEMENT Repair Manual

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HEATER PERFORMANCE IMPROVEMENT – AC002-05 February 14, 2005 Page 3 of 15 Install Air Conditioner Unit Assembly. Air Conditioner Unit Assembly 1. Evacuate Refrigerant HFC-134a (R-134a). Equipment: Robinair R-134a Refrigerant Recovery/Recycling Machine (Robinair P/N: 342000) 2. Disconnect Negative Terminal of Battery. 3. Drain Coolant. CAUTION: Do not remove the radiator cap while the engine and radiator are still hot, as coolant and steam can be blown out under pressure. A. Remove the radiator cap. B. Loosen the radiator and engine drain plugs and drain the coolant. C. Close the drain plugs. Engine Drain Torque: 13 Nm (130 kgfcm, 9 ftlbf) HEATER PERFORMANCE IMPROVEMENT – AC002-05 February 14, 2005 Page 4 of 15 4. Disconnect Cooler Refrigerant Suction Hose No. 1. A. Install the SST to the piping clamp. SST: 09870-00015 HINT: Confirm the direction of the piping clamp claw and the SST using the illustration shown on the caution label. B. Push down the SST and release the clamp lock. NOTE: Be careful not to deform the tube when pushing the SST. C. Pull the SST slightly and push the release lever. Then remove the piping clamp with the SST. D. Remove the piping clamp from the SST. E. Disconnect the cooler refrigerant suction hose No. 1. NOTE: Disconnect the tube by hand only. Do not pry the tube apart. Cap the open fittings immediately to keep moisture or dirt out of the system. Disconnect the same way as cooler refrigerant suction hose No. 1. 6. Disconnect Heater Inlet Water Hose. Using pliers, grip the claws of the clip and slide the clip and disconnect the heater inlet water hose. 7. Disconnect Heater Outlet Water Hose. Using pliers, grip the claws of the clip and slide the clip and disconnect the heater outlet water hose. 8. Place Front Wheels Facing Straight Ahead. 9. Remove Horn Button Assembly. NOTE: If the airbag connector is disconnected with the ignition switch ON, DTCs will be recorded. Before working on SRS, please refer to the Technical Information System (TIS), 2005 model year Corolla Repair Manual: Supplemental Restraint System: Supplemental Restraint System: Precaution. A. Using a torx socket wrench, loosen the 2 torx screws until the groove along the screw circumference catches on the screw case.

2001 Dodge Durango BLOWER MOTOR RELAYS REPAIR MANUAL

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BLOWER MOTOR RESISTOR 1. Disconnect negative battery cable. Disconnect blower motor resistor harness connector. Using DVOM, check for continuity between all blower motor resistor terminals. If continuity exists between all terminals, go to next step. If continuity does not exist between all terminals, replace faulty blower motor resistor. 2. Check for open or short in circuits between blower motor resistor and heater control panel. Also check for open or short in wire between blower motor resistor and blower motor. BLOWER MOTOR SWITCH 2000 Dakota, 2000 Durango & 2000-01 Ram Pickup 1. Remove Power Distribution Center (PDC) cover. Using DVOM, check for battery voltage at PDC fuse No. 5 (40-amp) on Dakota and Durango; PDC fuse No. 12 (40-amp) on Ram Pickup. If battery voltage exists, go to next step. If battery voltage does not exist, check for open in Red wire between battery and underhood PDC. If Red wire is okay, replace underhood PDC. 2. Disconnect negative battery cable. Remove heater control panel. See HEATER CONTROL PANEL under REMOVAL & INSTALLATION. Disconnect heater control panel cable, electrical and vacuum connectors as necessary. Using DVOM, check for continuity between heater control panel harness connector terminal No. 7 (Black wire on Dakota and Durango; Black/Orange on Ram Pickup) and ground. See Fig. 5 . If continuity exists, go to step 4 . 3. If continuity does not exist, repair open in Black wire or Black/Orange wire between heater control panel 2001 Dodge Durango 2000-01 HEATER SYSTEMS’ ‘RWD Trucks & Vans harness connector terminal No. 7 and ground connector located at lower right corner of instrument panel (Dakota and Durango) or behind center of instrument panel (Ram Pickup). 4. Place heater mode control knob to any position except OFF. Using DVOM, check for continuity between heater control panel terminal No. 7 and terminals No. 3, 4, 5 and 6 while rotating blower motor switch. See Fig. 5 . 5. If continuity does not exist at any terminal, replace faulty heater control panel. If continuity exists as specified, check for open in circuits between heater control panel and blower motor resistor. Also check for an open in circuit between heater control panel and blower motor. See WIRING DIAGRAMS . Fig. 5: Identifying Heater Control Panel Blower Switch Connector Terminals (2000 Dakota & Durango Are Shown; Ram Pickup Is Similar) Courtesy of CHRYSLER CORP. Ram Van/Wagon 1. Disconnect negative battery cable. Remove heater control panel. See HEATER CONTROL PANEL under REMOVAL & INSTALLATION. Disconnect heater control panel harness connectors. Using DVOM, check for continuity between heater control panel C3 harness connector terminal “C” (Black wire) and ground. See Fig. 6 . If continuity exists, go to next step. If continuity does not exist, repair open in Black wire between heater control panel and ground connector located at lower right of steering column. 2. Place heater mode control selector to any position, except OFF. Using DVOM, check for continuity between appropriate terminals of heater control panel, for C3 connector terminals “B” (Violet wire) and “C” (Black wire). If continuity exists through heater control panel, go to next step. If continuity does not exist, replace faulty heater control panel assembly. 3. Using DVOM, check for continuity between heater control panel C3 connector terminal “B” (Violet wire) and C1 connector terminal “E” (Violet wire). See Fig. 6 . If continuity exists, go to next step. If continuity does not exist, repair open in Violet wire between heater control panel C3 and C1 connectors.

2001 Audi A6 Quattro Sedan Timing Belt Service and Repair Manual

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Removing -Remove engine cover-arrows-. -Remove cylinder head cover-1- and -2-. -Disengage spring clips at toothed belt cover. -Remove toothed belt cover. -Remove noise insulation -arrows-. -Removing and installing ribbed belt. See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service and Repair -Remove ribbed belt pulley for viscous fan. Turn crankshaft to TDC by hand. Markings -A- and -B- must be aligned. -Check position of camshafts: larger holes -arrow- in securing plates on camshaft sprockets must be in line with each other and facing inward. If not, turn crankshaft one revolution. -Remove sealing plug -arrow- from left side of cylinder block. -TDC drilling in crankshaft must be behind sealing plug hole (feel to check). -Screw clamping bolt 3242 for crankshaft into sealing plug hole and tighten -Remove tensioner for ribbed belt. -Remove vibration damper. -Remove torque support -arrows-. Note: -Mark the direction of rotation of the toothed belt with chalk or felt pen before removing. A used belt can break if it rotates in the wrong direction when reinstalled. -The toothed belt tensioning element is oil damped. To compress tensioning element apply constant pressure (compresses slowly) -Install camshaft bar T40005 onto securing plates of the two camshafts. -Loosen two camshaft bolts and unscrew approximately 5 turns. -Remove camshaft bar T40005. -Pull off both camshaft sprockets using puller T40001. -Loosen toothed belt tensioning roller (arrow). -Remove toothed belt together with camshaft sprocket for cylinder bank 1-4. Installing

1999 Audi A6 Sedan Timing Belt Service and Repair

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Toothed belt, removing and installing Removing – Remove engine cover (arrows). – Remove noise insulation panel (arrows). – Remove front bumper. Refer to Body and Frame/Bumper/Service and Repair – Move lock carrier to service position. Refer to Body and Frame/Radiator Support/Service and Repair – Remove ribbed belt. Refer to Engine/Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Serpentine Belt/Service and Repair See: Drive Belt/Service and Repair CAUTION: Mark the running direction of the belt with a crayon or marker before removing. Reinstalling a used belt in reversed running direction could damage the belt. – Unclip toothed belt guard on both sides and remove. – Turn crankshaft by hand to TDC. Marks -A- and -B- must align – Check position of camshafts. Larger holes (arrow) of securing plates on camshaft sprockets must be on inside and must align If they are not in this position: Turn crankshaft one revolution further. – Remove sealing plug from left-side of cylinder block. Top Dead Center (TDC) mark on crankshaft must be visible or can be felt Crankshaft Holder 3242 Shown In Installed Position – Install 3242 crankshaft holder into opening. – Remove tensioner for ribbed belt. – Remove center and left belt guards. Notes: The toothed belt tensioner is oil-dampened. Compress it by slowly applying constant pressure. Use spring clamp from 2024A. – Using 8 mm hex wrench, turn toothed belt tensioning roller -1- counter-clockwise, opposite direction shown (arrow), until tensioning lever -2- compresses tensioner -3- so that spring clamp (2 mm dia.) can be inserted into bore and lifter. – Insert pin and release tension. – Remove vibration dampener. Refer to Engine/Cylinder Block Assembly/Harmonic Balancer/Service and Repair – Remove idler for ribbed belt and guard under vibration dampener (arrows). – Remove toothed belt.

1989 Honda Accord LXi FUSES AND CIRCUIT BREAKERS IDENTIFICATION / REPAIR MANUAL

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1 – 15 Amp Charge Warning Light, Voltage Regulator, Cooling Fan Timer Control Unit, Fuel Cut-off Relay, Speed Sensor, PGM-FI Main Relay, Fuel Pump, Control Solenoid Valves, Emission Control Unit, Speed Sensor (Automatic Seat Belts, 1988-89) 1989 Honda Accord LXi FUSES & CIRCUIT BREAKERS’ ‘Fuses & Circuit Breakers 1986-89 Honda 1989 Honda Accord LXi FUSES & CIRCUIT BREAKERS’ ‘Fuses & Circuit Breakers 1986-89 Honda None Sunday, August 10, 2008 12:33:23 AM Page 1 © 2005 Mitchell Repair Information Company, LLC. None Sunday, August 10, 2008 12:33:26 AM Page 1 © 2005 Mitchell Repair Information Company, LLC. ? 2 – 10 Amp Safety Indicator, Shift Lever Position Indicator, Clock & Gauges, Tachometer, Back-Up Lights, Turn Signal Relay & Lights, Integrated Control Unit, Warning Lights, Cruise Control Indicator, Light Dimming Circuit, Automatic Seat Belt Control Unit, Shift Lock Solenoid (1989) ? 3 – 20 Amp Wiper Motors, Washer Motors, Intermittent Wiper Relay, Sun Roof Relays, Power Window Relay ? 4 – 7.5 Amp Cruise Control Unit, Cruise Control Indicator Light ? 5 – 10 Amp Rear Window Defogger Relay, Rear Window Defogger Indicator Light, Heater Control Amplifier, Fan Motor, A/C Compressor Clutch & Relay, A/C Delay Unit, Heater Control Panel ? 6 – 10 Amp Right Headlight Low Beam ? 7 – 10 Amp Left Headlight Low Beam ? 8 – 15 Amp Left Headlight High Beam ? 9 – 15 Amp Right Headlight High Beam, High Beam Indicator Light ? 10 – 7.5 Amp Brake Warning Bulb Check Circuit, PGM-FI ECU, PGM-FI Main Relay, Emission Control Unit ? 11 – 15 Amp Headlight Retractor Control Unit (Up) ? 12 – 15 Amp Power Door Mirrors, EFE Heater Unit, Radiator Fan Relay, Cooling Fan Timer Unit ? 13 – 10 Amp Power Antenna Motor, Stereo Radio/Cassette Player, Power Amplifier (SEi Model) ? 14 – 15 Amp Vanity Mirror Light, License Plate Lights, Taillights, Rear Side Marker Lights, Dash Light Brightness Control Unit, Cigarette Lighter Illumination, Ashtray Light, Headlight Retractor Control Unit (Light-On), Dash & Switch Lights ? 15 – Blank