FCheck the resistance

Standard Resistance (Check for open)

A2A+

' lujncOsitvS^. 1

A116153E06

Tester Connections

Specified Conditions

HT (A4-1) - HA1A (E5-2)

Below 1 Q

AF+ (A4-3) - A1A+ (E5-22)

AF- (A4-4) - A1A- (E5-30)

HT (A5-1) - HA2A (E5-1)

AF+ (A5-3) - A2A+ (E5-23)

AF- (A5-4) - A2A- (E5-31)

Standard Resistance (Check for short)

Tester Connections

Specified Conditions

HT (A4-1) or HA1A (E5-2) - Body ground

10 kQ or higher

AF+ (A4-3) or A1A+ (E5-22) - Body ground

AF- (A4-4) or A1A- (E5-30) - Body ground

HT (A5-1) or HA2A (E5-1) - Body ground

AF+ (A5-3) or A2A+ (E5-23) - Body ground

AF- (A5-4) or A2A- (E5-31) - Body ground

(g) Reconnect the ECM connector.

(h) Reconnect the A/F sensor connector.

Reference (Bank 1 Sensor 1 System Diagram)

A/F Sensor Heater Relay

A/F Heater Fuse

From Battery From EFI Relay

EFI No.2 Fuse

A/F Sensor

HA1A

A1A+

A1A-

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