Standard voltage

Tester Connection

Specified Condition

A24-28 (IGSW) - C24-104 (E1)

9 to 14 V

(d) Reconnect the ECM connectors.

OK

Go to step 10

INSPECT FUSE (IGN FUSE)

Remove the IGN fuse from the instrument panel J/B. Measure the fuse resistance. Standard resistance:

Below 1 n Reinstall the fuse.

REPLACE FUSE (IGN FUSE)

INSPECT IGNITION SWITCH ASSEMBLY

(a) Disconnect the E23 ignition switch connector.

(b) Measure the resistance between the terminals. Standard resistance

Tester Connection

Ignition Switch Position

Specified Condition

All Terminals

LOCK

10 kQ or higher

2 - 4

ACC

Below 1 Q

1 - 2 - 4, 5 - 6

ON

1 - 3 - 4, 5 - 6 - 7

START

(c) Reconnect the ignition switch connector.

REPLACE IGNITION SWITCH ASSEMBLY

REPAIR OR REPLACE HARNESS OR CONNECTOR

CHECK HARNESS AND CONNECTOR (EFI RELAY - ECM, EFI RELAY - BODY GROUND)

Wire Harness Side:

ECM Connector

n>-a-ee=H

TTTiP

" H" ri

-v

MREL

Front View

A115671E25

Engine Room J/B:

Engine Room J/B:

Engine Room R/B:

[□□n DDD

DDDD DDDDD

GO 1

!□□□□□!

(a) Disconnect the A24 ECM connector.

(b) Remove the engine room J/B from the engine room R/B.

(c) Disconnect the 1E engine room J/B connector.

(d) Measure the resistance between the terminals. Standard resistance (Check for open)

Tester Connection

Specified Condition

A24-44 (MREL) - 1E-9

Below 1 Q

1E-11 - Body ground

Below 1 Q

Standard resistance (Check for short)

Tester Connection

Specified Condition

A24-44 (MREL) or 1E-9 - Body ground

10 kQ or higher

(e) Reconnect the ECM connector.

(f) Reconnect the engine room J/B connector.

(g) Reinstall the engine room J/B.

REPAIR OR REPLACE HARNESS OR CONNECTOR

REPLACE ECM

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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