12 12 Spark Plugs
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Spark plugs (ungreased) | All | M12x1.25 | 23 +/- 3 N.m | |
| All | M14x1.25 | 30 +/- 3 N.m |
12 12 SPARK PLUGS TIGHTENING SPECIFICATION
12 14 Electronic Shift Units or Control Units
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ TCI control unit | All | 2.5 N.m | ||
| 2AZ Knock sensor | E23 | 13 N.m | ||
| All | 20 N.m | |||
| 3AZ Engine speed and reference mark sensor | All | M6 | Replace microencapsulated screw | 10 N.m |
| 4AZ Cover on control unit box | All | 4.4 N.m |
12 14 ELECTRONIC SHIFT UNITS OR CONTROL UNITS TIGHTENING SPECIFICATION
12 31 Alternator with Drive and Mounting Parts
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Wires to alternator | ||||
| Terminal D+ | M10 / M20 | 5 N.m | ||
| All / others | M6 | 7 N.m | ||
| Terminal B+ | S38 / B38 | 8 N.m | ||
| All / others | M8 | 13 N.m | ||
| 2AZ Pulley | All | 45 N.m | ||
| 3AZ Pulley (ribbed drive belt) | Alternator with cooling jacket | 80 N.m | ||
| All others | 70 N.m | |||
| N42, N46 Valeo | 75 N.m | |||
| N42, N46 Bosch | 65 N.m | |||
| 4AZ Rear holder | All | 3.5 N.m | ||
| 5AZ Fillister head screw for wire holder | All | 3.5 N.m | ||
| 6AZ Alternator on bearing block | M40/M42 / M43 / M44 | 43 N.m | ||
| 7AZ Alternator to crankcase | N42, N46, N62 | M8 | 21 N.m | |
| 8AZ Belt pulley (ribbed V-belt) with freewheel (Ina) fitted to Bosch and Valeo alternators | N42 | 80 N.m |
12 31 ALTERNATOR WITH DRIVE AND MOUNTING PARTS TIGHTENING SPECIFICATION
12 32 Governor
| 1AZ Regulator switch | Type | Thread | Tightening specification | Value |
|---|---|---|---|---|
| All | M4 | 2 N.m | ||
| All | M5 | 4 N.m | ||
12 32 GOVERNOR TIGHTENING SPECIFICATION
12 41 Starter and Mounting Parts
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Starter motor mounting to transmission bell housing | All | 45 N.m | ||
| 2AZ Support to starter | All | M5 | 5 N.m | |
| 3AZ Support to crankcase | All | 47 N.m | ||
| 4AZ Electrical leads to starter | ||||
| All | M5 | 5 N.m | ||
| All | M6 | 7 N.m | ||
| All | M8 | 13 N.m | ||
| 5AZ Bolt connection, pole tube | All | M6 | 6 N.m | |
| 6AZ Heat shield to starter motor | M6 | 6 N.m |
12 41 STARTER AND MOUNTING PARTS TIGHTENING SPECIFICATION
12 42 Starter line
| Type | Thread | Tightening Specification | Measure | |
|---|---|---|---|---|
| 1AZ Battery positive terminal in/on distribution box | E63 / E65 / E90 / E91 / E87 / E83 | M8 | 21 N.m | |
| E60 / E61 | M8 | 14 N.m |
STARTER LINE TIGHTENING SPECIFICATION
12 42 Wires to starter
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Battery positive connection point in/at distributor | E32 / E34 / E31 / E36 / E46 / E87 / E90 / E85 | M8 | 20 N.m | |
| E39 / M57 | M8 | 11 N.m | ||
| E38 / M67 | M8 | 11 N.m | ||
| E46 / M47TU | M8 | 11 N.m | ||
| E60 / N62 | M8 | 15 N.m | ||
| E65 / N62 / N73 | M8 | 15 N.m | ||
| 2AZ Wiring harness on distributor | E36 / M41 | M8 | 10 N.m |
WIRES TO STARTER TIGHTENING SPECIFICATION
12 51 Engine wiring harness
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Wiring harness on electrical cutout device | M51 / M41 | M5 | 2.5 N.m | |
| 2AZ Wiring harness on distributor | E36 / M41 | M8 | 10 N.m | |
| 3AZ Battery positive terminal to intake manifold | M57 | M8 | 7 N.m | |
| 4AZ Battery positive terminal in engine compartment | M62 / S62 | M8 | 10 N.m | |
| M57 / M67 | M8 | 10 N.m | ||
| M54 | M8 | 21 N.m | ||
| 5AZ Wiring harness to ground holder | M67 | M6 | 10 N.m | |
| M47TU | M6 | 7 N.m | ||
| 6AZ DDE wiring harness pick-off to battery positive terminal | M47TU / M57TU / M67 | M6 | 9 N.m | |
| 7AZ Injector guide strip to cylinder head cover | M47TU / M57TU | 3.5 N.m |
12 51 ENGINE WIRING HARNESS TIGHTENING SPECIFICATION
12 61 Oil pressure, oil temperature, oil level display
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Oil-pressure switch/oil temperature switch | All | M12x1.5 | 27 N.m | |
| 2AZ Level switch for engine oil | N62 / N73 / M67TU | Jointing torque 2 N.m | 8.5 N.m |
12 61 OIL PRESSURE, OIL TEMPERATURE, OIL LEVEL DISPLAY TIGHTENING SPECIFICATION
12 62 Coolant Temperature
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Temperature sensor to water flange (glow time/coolant temperature gauge) | M21 | 18 N.m | ||
| M51 | 13 N.m | |||
| 2AZ Temperature switch (5.5 °C / 17 °C) to fuel filter/cylinder head | M21 | 18 N.m | ||
| 3AZ Coolant temperature sensor (2-pin plug-in connection) | S38 / S50 | 13 N.m | ||
| All / others | 20 N.m | |||
| 4AZ Remote thermometer sensor (2- pin plug-in connection) | All | 20 N.m | ||
| Remote thermometer sensor (4- pin plug-in connection) | M62 | 16 N.m | ||
| S62 | M12 x 1.5 | 14 N.m | ||
| 5AZ Remote thermometer sensor on coolant flange | S50 | 18 N.m | ||
| 6AZ Temperature sensor - air | S38 / S50 | 13 N.m | ||
| 7AZ Temperature sensor - oil | S38 / S50 | 13 N.m |
12 62 COOLANT TEMPERATURE TIGHTENING SPECIFICATION
12 72 Senders for Control Unit
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Lever to pedal value sender | E32 / E34 / E31 / E36 | 9 N.m | ||
| 2AZ Pedal value sender to pedal console | E32 / E34 / E31 | 5 N.m |
12 72 SENDERS FOR CONTROL UNIT TIGHTENING SPECIFICATION
12 90 Control Unit Housing
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Assembly of upper and lower sections | E32 / E34 / E36 | 5 N.m | ||
| 2AZ Center section to body | E32 / E34 | 3 N.m | ||
| 3AZ Control unit holder in E box | E36 | 5 N.m | ||
| 4AZ Control unit box cover | E38 / E39 / E52 | 4 N.m | ||
| E46 | 6 N.m | |||
| E53 / E36/7 / E54 | 3 N.m | |||
| 5AZ Electronics box to firewall | E65 | Plastic screw | 6 N.m |
12 90 CONTROL UNIT HOUSING TIGHTENING SPECIFICATION