Toyota1987–1992Technical specifications

Corolla 1.8: Technical specifications

Workshop data for the 1.8-litre diesel (engine code 1C). Covers engine, fluids, brakes, service, torques and air conditioning: the figures to check before a job or a parts order.

Summary

Match the engine code (1C) to the vehicle before ordering parts or applying these figures.

Vehicle specifications

Overview

Make: Toyota
Model: Corolla
Years: 1987–1992
Fuel: Diesel
Engine code: 1C

Performance & efficiency

Power: 47 kW (64 hp)
Engine size: 1,839 cc
Cylinders: 4 · OHC
Compression ratio: 23:1

Fluids & capacities

Engine oil (with the filter): 4.5 litres

All 101 specifications below

Engine & identification

Vehicle identification

No. of cylinders Type	4/OHC
Capacity cc	1839
Compression ratio :1	23

Injection system

Fuel/injection pump assembly Make	Denso
Fuel/injection pump assembly Type	VE
Pump type	Rotary
Injector nozzle Make	Denso
Nozzle and holder assembly Part No.	DN0PD4
Nozzle opening pressure - new/used bar	142-152/132-142
Leak rate (dribble) bar/secs	122-132/10

Injection sequence

The injection sequence for the Toyota Corolla 1.8 (1987–1992) is 1-3-4-2.

Injection sequence	1-3-4-2

Valve clearances

Valve clearances for the Toyota Corolla 1.8 (1987–1992) are 0,20-0,30 mm inlet and 0,25-0,35 mm exhaust, measured cold.

Valve clearance - INLET mm	0,20-0,30 cold
Valve clearance - EXHAUST mm	0,25-0,35 cold

Engine oil & fluids

Engine oil

The Toyota Corolla 1.8 (1987–1992) takes 4.5 litres of engine oil with the filter.

A listed engine oil option is SAE 10W-30 for cold climates, with API/ACEA classification CF/B2.

A listed engine oil option is SAE 10W-40 for moderate climates, with API/ACEA classification CF/B2.

A listed engine oil option is SAE 20W-50 as an alternative for moderate climates.

A listed engine oil option is SAE 15W-40 for hot climates, with API/ACEA classification CF/B2.

Manual gearbox

The manual gearbox has a listed capacity of 2.6 litres. The specified oil is SAE 75W-90.

Coolant

The listed total cooling-system capacity is 7.3 litres.

Grades, filling conditions and capacities

Lubricants and capacities — complete reference
Engine oil options
Ambient temperature range	Cold climate
Engine oil grade SAE	10W-30
Engine oil classification API/ACEA	CF/B2
Ambient temperature range	Moderate climate
Engine oil grade SAE	10W-40
Engine oil classification API/ACEA	CF/B2
Ambient temperature range	Moderate climate alternative
Engine oil grade SAE	20W-50
Ambient temperature range	Hot climate
Engine oil grade SAE	15W-40
Engine oil classification API/ACEA	CF/B2
Engine with filter(s) litres	4.5
Other lubricants and capacities
Manual transmission oil grade SAE	75W-90
Manual transmission litres	2.6
Cooling system - total capacity litres	7.3
Brake fluid Type	DOT 3
Power steering fluid Type	Dexron III
Power steering fluid litres	0.7

Brakes & wear limits

Brake disc thickness

Brake discs on the Toyota Corolla 1.8 (1987–1992) are replaced at a minimum thickness of 17 mm (ventilated) front and 9 mm rear.

Minimum disc thickness for replacement - ventilated Front	17 mm
Minimum disc thickness for replacement Rear	9 mm
Maximum drum diameter for replacement Rear	201 mm

Brake disc and drum dimensions

Disc runout Front	0,15 mm
Disc runout Rear	0,15 mm
Minimum pad thickness Front	1 mm
Minimum pad thickness Rear	1 mm
Minimum shoe thickness Rear	1 mm
Parking brake travel No. of notches	4-7

Service & electrical

Battery

The Toyota Corolla 1.8 (1987–1992) uses a 12 V, 60 Ah battery (reserve capacity 90 minutes).

Battery V/RC(Ah)	12/90 (60)

Glow plugs

Glow plugs for the Toyota Corolla 1.8 (1987–1992): Beru 886 MJ, Bosch 0 250 202 051, Champion CH95 and Lucas/CAV HDS233.

Glow plug nominal rating V/A	7/8,5
Glow plug activation time secs	20 Max
Glow plug - part no. Beru	886 MJ
Glow plug - part no. Bosch	0 250 202 051
Glow plug - part no. Champion	CH95
Glow plug - part no. Lucas/CAV	HDS233

Tuning and emissions

Plunger travel (pump) mm ABDC	0,77-0,83
Crankshaft position (n = ATDC) °BTDC	—
Adjusting method Engine/Pump	Pointer/Dial gauge
Dynamic timing v = BTDC, n = ATDC	v
- Time Trac Stanadyne, Snap-on °/rpm	11/800
Idle speed rpm	750-850
Rated no load speed rpm	5300-5400
Oil temperature °C	80
Idle speed - for smoke test rpm	750-850
Governed speed range - for smoke test rpm	5300-5400
Maximum time at governed speed secs	1,0
Test mode A/B	B
Probe type 1/2	1
Conditioning Accelerations/rpm	3
Smoke opacity - EU limit m-1 (%)	2,50 (66)

Starting and charging

Starter motor Make	Denso
Starter motor Type	1,4 kW
Maximum cranking amps A	162-198
Alternator Make	Denso
Alternator output A/V/rpm	30/13,8/2000
Regulated voltage V	13,8-14,4

Service checks and adjustments

Compression pressure bar	24,5-29,4
Oil pressure bar/rpm	2,4-5,9/3000
Radiator cap bar	0,74-1,03
Thermostat opens °C	80-84
Drive belt size - alternator mm	9,5x825
Drive belt size - PAS/AC mm	PV 1125
Drive belt tension - alternator/PAS/AC mm	12-14/15-18

Tightening torques

Cylinder head
Cylinder head instructions	—
View more information	—
Renew bolts	No
Other engine tightening torques
Main bearings Renew bolts/nuts	No
Main bearings Stage 1	—
Big end bearings Renew bolts/nuts	No
Big end bearings Stage 1	35 Nm
Big end bearings Stage 2	64 Nm
Sump bolts	7,4 Nm
Sump drain bolt	49 Nm
Flywheel/driveplate	88 Nm/74 Nm
Clutch pressure plate	19 Nm
Crankshaft pulley/damper centre bolt	98 Nm
Camshaft sprocket/gear	88 Nm
Camshaft carrier/cap	18 Nm
Camshaft/rocker cover	7 Nm
Injector/clamp	64 Nm
Injector pipe unions	30 Nm
Injector nozzle to holder	37 Nm
Fuel/injection pump sprocket/gear	64 Nm
Glow plugs	13 Nm
Chassis tightening torques
Front hub	185 Nm
Rear hub	123 Nm
Steering track rod end	49 Nm
Brake caliper to carrier Front	25 Nm
Brake caliper/carrier to hub Front	88 Nm
Road wheels	103 Nm

Air conditioning

Air conditioning refrigerant Type	R12
Air conditioning refrigerant quantity grams	700±50
Air conditioning oil Type	Dens Oil 6

Frequently asked questions

What is the injection sequence of the Toyota Corolla 1.8?

The injection sequence for the Toyota Corolla 1.8 (1987–1992) is 1-3-4-2.

What glow plugs does the Toyota Corolla 1.8 use?

Glow plugs for the Toyota Corolla 1.8 (1987–1992): Beru 886 MJ, Bosch 0 250 202 051, Champion CH95 and Lucas/CAV HDS233.

How much oil does the Toyota Corolla 1.8 take?

The Toyota Corolla 1.8 (1987–1992) takes 4.5 litres of engine oil with the filter. A listed engine oil option is SAE 10W-30 for cold climates, with API/ACEA classification CF/B2. A listed engine oil option is SAE 10W-40 for moderate climates, with API/ACEA classification CF/B2. A listed engine oil option is SAE 20W-50 as an alternative for moderate climates. A listed engine oil option is SAE 15W-40 for hot climates, with API/ACEA classification CF/B2.

What are the valve clearances for the Toyota Corolla 1.8?

Valve clearances for the Toyota Corolla 1.8 (1987–1992) are 0,20-0,30 mm inlet and 0,25-0,35 mm exhaust, measured cold.

What is the minimum brake disc thickness for the Toyota Corolla 1.8?

Brake discs on the Toyota Corolla 1.8 (1987–1992) are replaced at a minimum thickness of 17 mm (ventilated) front and 9 mm rear.

What battery does the Toyota Corolla 1.8 use?

The Toyota Corolla 1.8 (1987–1992) uses a 12 V, 60 Ah battery (reserve capacity 90 minutes).