Toyota CH-R Service Manual: Inspection

Toyota CH-R Service Manual / Power Distribution / Integration Relay / Inspection

INSPECTION

PROCEDURE

1. INSPECT NO. 1 INTEGRATION RELAY

(a) IG1 NO. 3 RELAY:

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1A-4 - 1A-3

Battery voltage not applied between terminals 1A-2 and 1A-1

10 kΩ or higher

Battery positive (+) → 1A-2

Battery negative (-) → 1A-1

Below 1 Ω

If the result is not as specified, replace the No. 1 integration relay.

*a

Component without harness connected

(No. 1 Integration Relay)

(b) H-LP LH RELAY:

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1A-5 - 1B-1

Battery voltage not applied between terminals 1A-5 and 1B-2

10 kΩ or higher

Battery positive (+) → 1A-5

Battery negative (-) → 1B-2

Below 1 Ω

If the result is not as specified, replace the No. 1 integration relay.

*a

Component without harness connected

(No. 1 Integration Relay)

(c) EFI-MAIN RELAY:

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1B-3 - 1B-4

Battery voltage not applied between terminals 1B-5 and 1B-6

10 kΩ or higher

Battery positive (+) → 1B-5

Battery negative (-) → 1B-6

Below 1 Ω

If the result is not as specified, replace the No. 1 integration relay.

*a

Component without harness connected

(No. 1 Integration Relay)

(d) IG2 NO. 1 RELAY:

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1A-10 - 1A-9

Battery voltage not applied between terminals 1A-7 and 1A-8

10 kΩ or higher

Battery positive (+) → 1A-7

Battery negative (-) → 1A-8

Below 1 Ω

If the result is not as specified, replace the No. 1 integration relay.

*a

Component without harness connected

(No. 1 Integration Relay)

(e) H-LP RH RELAY:

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1B-8 - 1A-12

Battery voltage not applied between terminals 1B-8 and 1A-11

10 kΩ or higher

Battery positive (+) → 1B-8

Battery negative (-) → 1A-11

Below 1 Ω

If the result is not as specified, replace the No. 1 integration relay.

*a

Component without harness connected

(No. 1 Integration Relay)

(f) P-CON RELAY:

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1B-9 - 1B-10

Battery voltage not applied between terminals 1B-11 and 1B-12

10 kΩ or higher

Battery positive (+) → 1B-11

Battery negative (-) → 1B-12

Below 1 Ω

If the result is not as specified, replace the No. 1 integration relay.

*a

Component without harness connected

(No. 1 Integration Relay)
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