2GR-FE ENGINE CONTROL SYSTEM
– SFI SYSTEM
ES–209
ES
(a) Disconnect the C15 or C35 A/F sensor connector.
(b) Turn the ignition switch on (IG).
(c) Measure the voltage between the +B terminal of the A/F
sensor connector and body ground.
Standard voltage
(d) Turn the ignition switch off.
(e) Disconnect the C55 ECM connector.
(f)
Measure the resistance.
Standard resistance (Check for open)
Standard resistance (Check for short)
(g) Reconnect the ECM connector.
(h) Reconnect the A/F sensor connector.
13
CHECK HARNESS AND CONNECTOR (A/F SENSOR - ECM)
Wire Harness Side:
Air Fuel Ratio Sensor Connector
C15
Bank 1
C35
Bank 2
C55
ECM Connector
HA1A
HA2A
A1A+
A2A+
A1A-
A2A-
A127715E14
Tester Connections
Specified Conditions
+B (C15-2) - Body ground
9 to 14 V
+B (C35-2) - Body ground
9 to 14 V
Tester Connections
Specified Conditions
HA1A (C15-1) - HA1A (C55-86)
Below 1
Ω
A1A+ (C15-3) - A1A+ (C55-93)
Below 1
Ω
A1A- (C15-4) - A1A- (C55-116)
Below 1
Ω
HA2A (C35-1) - HA2A (C55-109)
Below 1
Ω
A2A+ (C35-3) - A2A+ (C55-120)
Below 1
Ω
A2A- (C35-4) - A2A- (C55-119)
Below 1
Ω
Tester Connections
Specified Conditions
HA1A (C15-1) or HA1A (C55-86) - Body ground
10 k
Ω
or higher
A1A+ (C15-3) or A1A+ (C55-93) - Body ground
10 k
Ω
or higher
A1A- (C15-4) or A1A- (C55-116) - Body ground
10 k
Ω
or higher
HA2A (C35-1) or HA2A (C55-109) - Body ground
10 k
Ω
or higher
A2A+ (C35-3) or A2A+ (C55-120) - Body ground
10 k
Ω
or higher
A2A- (C35-4) or A2A- (C55-119) - Body ground
10 k
Ω
or higher
Summary of Contents for 2GR-FE
Page 176: ...ES 20 2GR FE ENGINE CONTROL SYSTEM SFI SYSTEM ES NEXT 20 CONDUCT CONFIRMATION TEST END ...
Page 247: ...2GR FE ENGINE CONTROL SYSTEM SFI SYSTEM ES 91 ES OK REPLACE ECM See page ES 518 ...
Page 412: ...ES 256 2GR FE ENGINE CONTROL SYSTEM SFI SYSTEM ES A END ...
Page 447: ...2GR FE ENGINE CONTROL SYSTEM SFI SYSTEM ES 291 ES OK REPLACE ECM See page ES 518 ...
Page 556: ...ES 400 2GR FE ENGINE CONTROL SYSTEM SFI SYSTEM ES A REPLACE TCM ...
Page 630: ...ES 474 2GR FE ENGINE CONTROL SYSTEM SFI SYSTEM ES OK REPLACE ECM See page ES 518 ...
Page 658: ...2GR FE ENGINE CONTROL SYSTEM VVT SENSOR ES 493 ES 22 INSTALL ENGINE UNDER COVER LH ...
Page 897: ...2GR FE STARTING SMART KEY SYSTEM ST 35 ST OK REPLACE MAIN BODY ECU ...
Page 923: ...2GR FE STARTING SMART KEY SYSTEM ST 61 ST OK REPLACE MAIN BODY ECU ...
Page 935: ...2GR FE STARTING SMART KEY SYSTEM ST 73 ST OK REPLACE MAIN BODY ECU ...
Page 940: ...ST 78 2GR FE STARTING SMART KEY SYSTEM ST OK REPLACE MAIN BODY ECU ...
Page 958: ...ST 96 2GR FE STARTING SMART KEY SYSTEM ST OK END MAIN BODY ECU DEFECTIVE ...