ECI System Check Procedure Chart For Conquest With INTERCOOLER

NOTE: The ECI System Check Procedure Chart For Conquest With Intercooler Table has been revised due to Technical Service Bulletin No. 14-25-85, dated August 5, 1985.

ECI SYSTEM CHECK PROCEDURE CHART FOR CONQUEST WITH INTERCOOLER

ECU Terminal; Check Item

Condition

Check Meter Reading When Normal

B-1; Power Supply

Ignition Switch Off to On

11-13 V

A-23; Secondary Air Control Solenoid Valve

Restart the engine after warming up

Goes From 0-0.5 V To 13-15 V After15 Seconds

A-15; Throttle position sensor

Ignition switch From OFF To ON Accelerator closed

0.4-1.5 V

Ignition switch From OFF To ON, Accelerator wide open

3 V

A-6; Coolant temperature sensor

Ignition Switch From OFF To ON, 0°C (32°F)

3.5 V

Ignition Switch From OFF To ON, 20° (68°F)

2.6 V

Ignition Switch From OFF To ON, 40° (104°F)

1.8 V

Ignition Switch From OFF To ON, 80° (176°F)

0.6 V

A-5; Intake Temperature Sensor "A"

Ignition Switch OFF To ON 0°C (32°F)

3.5 V

Ignition Switch OFF To ON 20° (68°F)

2.6 V

Ignition Switch OFF To ON 40° (104°F)

1.8 V

Ignition Switch OFF To ON 80° (176°F)

0.6 V

A-7; Idle position switch

Ignition Switch OFF To On Accelerator closed

0-0.5 V

Ignition Switch OFF To On Accelerator opened

11-13 V

A-8; ISC motor position S/W (MPS)

Ignition switch Off to ON

11-13 V ⁽¹⁾

B-6; A/C relay

Ignition switch OFF To ON A/C SW Off

0-0.5 V

Ignition switch OFF to ON A/C S/W On

11-13 V

A-19; Reed switch for vehicle speed

Start engine, transmission in first and operate vehicle slowly

Pulsates From 0-0.5 V To Over 2 V

B-5; Cranking Signal

Ignition switch Off to ON

Over 8 V

A-22; Control relay

Idling

0-0.5 V

A-1; Ignition pulse

Idling

12-14 V

3,000 rpm

11-13 V

A-2; Air flow Sensor

Idling And At 3000 RPM

2.7-3.2 V

B-10; Ignition No. 1

Idling

13-15 V

3,000 rpm

12-14 V

B-12; Ignition No. 2

Idling

13-15 V

3,000 rpm

12-14 V

A-11; Oxygen Sensor

Keep 1,300 rpm after warming up the engine

Pulsates From 0.4-1 V To 2.7 V

B-4; EGR control solenoid valve

Keep idling after warming up engine

13-15 V

Raise the engine 3,500 rpm

0-0.5 V

A-9; Pressure Sensor

Ignition switch Off to ON

1.5-2.6 V

Idling

0.2-1.2 V ⁽²⁾

B-9; ISC motor for extension

Idling

0-2 V

Idling, A/C switch Off to ON

Momentarily over 6 V

B-11; ISC motor for retraction

Idling

0-2 V

Idling, A/C switch ON to Off

Momentarily over 6 V

A-12; Spark advance signal

Ignition switch OFF to ON

Over 5 V

Idling

0-5 V

Idling of over 1,200 m (3,900 ft.)

Over 5 V

A-17; Intake air temperature sensor "B"

Ignition Switch OFF To ON 0° (32°F)

3.5 V

Ignition Switch OFF to ON 20° (68°F)

2.6 V

Ignition Switch OFF to ON 40° (104°F)

1.8 V

Ignition Switch OFF to ON 80° (176°F)

0.6 V

⁽¹⁾	If ignition switch is turned to ON for 15 seconds or more, the reading drops below 5 V momentarily.

⁽²⁾	The reading rises to 1.5-2.6 V every 2 minutes momentarily.